Taxon Common Name No. of Records Last Observation
Abronia lythrochila Red-lipped Arboreal Alligator Lizard 1 1989-02-00
Adelphicos nigrilatum Burrowing Snake 1 1989-05-09
Adelphicos quadrivirgatum Middle American Burrowing Snake 11 2018-08-29
Agalychnis callidryas Red-eyed Tree Frog 9 2018-08-23
Agalychnis moreletii Morelet's Leaf Frog 2 2017-06-22
Agkistrodon bilineatus bilineatus Cantil 1 2010-08-00
Agkistrodon bilineatus russeolus Yucatecan Cantil 6 2017-06-28
Amastridium veliferum Rusty-headed Snake 1 1997-06-00
Ambystoma rosaceum rosaceum Common Tarahumarae Salamander 1 2011-08-20
Ameiva Ameivas 1 2004-12-18
Anaxyrus boreas halophilus Southern California Toad 2 2018-04-26
Anaxyrus californicus Arroyo Toad 1 2013-05-14
Anaxyrus cognatus Great Plains Toad 1 2015-07-22
Anaxyrus kelloggi Little Mexican Toad 3 2017-08-19
Anaxyrus punctatus Red-spotted Toad 18 2018-08-22
Anaxyrus woodhousii Woodhouse's Toad 1 2007-08-01
Anaxyrus woodhousii australis Southwestern Toad 2 2011-08-20
Anniella pulchra California Legless Lizard 1 2013-02-17
Anolis Anoles 3 2014-07-25
Anolis barkeri Barker's Anole 1 2002-05-22
Anolis biporcatus biporcatus Neotropical Green Anole 10 2018-08-27
Anolis capito Bighead Anole 19 2018-08-28
Anolis cristatellus Crested Anole 1 2016-06-28
Anolis lemurinus Ghost Anole 4 2015-08-08
Anolis nebuloides False Clouded Anole 1 2012-11-13
Anolis nebulosus Clouded Anole 4 2018-03-01
Anolis rodriguezi Rodriguez's Anole 11 2018-08-26
Anolis rodriguezi rodriguezi Rodriguez's Anole 3 2015-08-09
Anolis sagrei Brown Anole 2 2017-03-09
Anolis sagrei mayensis Mayan Coastal Anole 12 2017-06-30
Anolis sagrei sagrei Cuban Brown Anole 5 2008-06-05
Anolis sericeus Silky Anole 9 2015-08-08
Anolis serranoi Serrano's Anole 4 2008-05-24
Anolis tropidonotus Greater Scaly Anole 3 2018-08-24
Anolis tropidonotus tropidonotus Greater Scaly Anole 1 2007-05-25
Anolis uniformis Lesser Scaly Anole 10 2018-08-27
Arizona elegans Glossy Snake 2 2015-08-24
Arizona elegans occidentalis California Glossy Snake 1 2018-04-25
Arizona pacata Peninsular Glossy Snake 2 2015-09-09
Aspidoscelis Whiptails 1 2006-05-27
Aspidoscelis angusticeps angusticeps Narrow-headed Yucatan Whiptail 3 2016-06-29
Aspidoscelis cana Isla Salsipuedas Whiptail 1 2018-04-22
Aspidoscelis catalinensis Isla Santa Catalina Whiptail 2 2015-09-11
Aspidoscelis costata barrancorum Barranca Whiptail 5 2011-08-25
Aspidoscelis cozumelae Cozumel Whiptail 3 2017-03-09
Aspidoscelis cozumelae cozumelae Brown-backed Yucatecan Racerunner 1 2008-05-21
Aspidoscelis deppei Black-bellied Racerunner 1 2018-09-27
Aspidoscelis hyperythra Orange-throated Whiptail 2 2016-04-12
Aspidoscelis hyperythra beldingi Belding's Orange-throated Whiptail 2 2013-05-16
Aspidoscelis hyperythra hyperythra Cape Orange-throated Whiptail 1 2017-07-26
Aspidoscelis lineatissima Many-lined Whiptail 2 2013-09-02
Aspidoscelis marmorata Marbled Whiptail 1 2016-09-04
Aspidoscelis tigris Tiger Whiptail 5 2018-09-04
Aspidoscelis tigris dickersonae Dickerson's Tiger Whiptail 1 2015-09-07
Aspidoscelis tigris punctilinealis Southern Whiptail 2 2014-08-28
Aspidoscelis tigris rubidus Pinktail Whiptail 2 2015-09-06
Aspidoscelis tigris stejnegeri Coastal Whiptail 1 2018-04-23
Atropoides nummifer Jumping Pit Viper 6 2017-07-11
Barisia ciliaris Northern Imbricate Alligator Lizard 2 2006-08-14
Barisia imbricata Imbricate Alligator Lizard 1 2013-10-25
Barisia levicollis Chihuahuan Alligator Lizard 1 2012-08-31
Basiliscus vittatus Brown Basilisk 36 2018-08-24
Batrachoseps major major Garden Slender Salamander 1 2013-02-24
Bipes biporus Five-toed Worm Lizard 3 2017-01-31
Boa constrictor Boa Constrictor 3 2015-11-20
Boa constrictor constrictor Red-tailed Boa 1 2005-01-17
Boa constrictor imperator Common Boa Constrictor 34 2017-08-23
Bogertophis rosaliae Baja California Rat Snake 6 2018-04-21
Bogertophis subocularis subocularis Northern Trans-pecos Rat Snake 2 2008-08-31
Bolitoglossa mexicana Mexican Mushroom-tongue Salamander 6 2018-08-28
Bolitoglossa occidentalis Southern Banana Salamander 1 1989-02-12
Bolitoglossa rufescens Northern Banana Salamander 16 2018-08-28
Bothriechis schlegelii Eyelash Viper 3 2018-08-04
Bothrops asper Terciopelo 13 2018-02-16
Caiman crocodilus Spectacled Caiman 1 2012-03-11
Callisaurus draconoides Zebratail Lizard 7 2018-09-01
Callisaurus draconoides bogerti Bogert's Zebratail Lizard 4 2014-08-26
Callisaurus draconoides draconoides Common Zebratail Lizard 15 2017-07-28
Callisaurus draconoides ventralis Eastern Zebratail Lizard 1 2011-09-03
Celestus rozellae Rozella's Lesser Galliwasp 2 2018-07-22
Cerrophidion barbouri Barbour's Montane Pit Viper 1 2017-07-05
Chelonia mydas Green Sea Turtle 10 2017-10-10
Chelonia mydas mydas Green Sea Turtle 3 2015-09-11
Chelydra serpentina Common Snapping Turtle 1 2018-02-01
Chilomeniscus stramineus Spotted Sand Snake 11 2018-04-21
Chionactis palarostris palarostris Sonoran Shovelnose Snake 1 2017-08-25
Coleonyx brevis Texas Banded Gecko 2 2015-08-24
Coleonyx elegans Yucatan Banded Gecko 8 2018-08-27
Coleonyx elegans elegans Yucatan Banded Gecko 9 2017-06-28
Coleonyx elegans nemoralis Colima Banded Gecko 1 2013-09-03
Coleonyx variegatus Western Banded Gecko 1 2017-10-09
Coleonyx variegatus abbotti San Diego Banded Gecko 6 2018-04-24
Coleonyx variegatus peninsularis San Lucan Banded Gecko 4 2018-04-21
Coleonyx variegatus sonoriensis Sonoran Banded Gecko 1 2014-08-28
Coleonyx variegatus variegatus Desert Banded Gecko 1 2014-09-06
Coluber constrictor oaxaca Mexican Racer 1 2007-10-16
Coluber mentovarius mentovarius Neotropical Whipsnake 3 2013-07-13
Colubridae Advanced Snakes 1 2016-06-25
Coniophanes bipunctatus Two-spotted Snake 2 2018-08-23
Coniophanes bipunctatus biseriatus Smith's Two-spotted Snake 1 2006-05-28
Coniophanes imperialis Black-striped Snake 4 2018-04-10
Coniophanes imperialis clavatus Veracruz Black-striped Snake 3 2017-06-27
Coniophanes imperialis copei Southern Black-striped Snake 1 1997-06-00
Coniophanes quinquevittatus Five-striped Snake 2 2006-05-28
Coniophanes schmidti Faded Black-striped Snake 7 2018-04-14
Conophis concolor Peninsular Road Guarder 2 2007-08-13
Conophis lineatus Road Guarder 3 2017-06-23
Conophis vittatus Striped Road Guarder 2 2013-09-04
Conopsis lineata Lined Tolucan Earthsnake 1 2013-08-20
Cophosaurus texanus Greater Earless Lizard 1 2016-09-04
Corytophanes cristatus Smooth Helmeted Iguana 14 2018-08-25
Corytophanes hernandesii Hernandez's Helmeted Iguana 2 2018-10-10
Craugastor alfredi Alfred's Rain Frog 3 2018-07-27
Craugastor alfredi alfredi Alfred's Rain Frog 1 1989-02-12
Craugastor alfredi conspicuus Southern Alfred's Rain Frog 1 2006-05-27
Craugastor augusti cactorum Western Robber Frog 1 1998-11-26
Craugastor augusti fuscofemora Mexican Robber Frog 1 2016-09-03
Craugastor hobartsmithi Smith's Pigmy Robber Frog 1 2013-09-05
Craugastor laticeps Broad-headed Rain Frog 2 2018-08-13
Craugastor loki Volcan San Martin Robber Frog 12 2018-08-25
Craugastor rhodopis Polymorphic Robber Frog 1 2006-05-25
Craugastor tarahumaraensis Tarahumara Barking Frog 1 2017-08-27
Crocodylus acutus American Crocodile 9 2017-05-25
Crocodylus moreletii Morelet's Crocodile 13 2018-07-20
Crotalus angelensis Isla Angel de la Guarda Rattlesnake 4 2018-04-23
Crotalus aquilus Queretaran Dusky Rattlesnake 4 2010-06-20
Crotalus atrox Western Diamondback Rattlesnake 11 2017-08-30
Crotalus basiliscus Mexican West-Coast Rattlesnake 5 2017-08-22
Crotalus catalinensis Santa Catalina Island Rattlesnake 12 2015-09-11
Crotalus cerastes Sidewinder 1 2018-09-03
Crotalus cerastes cercobombus Sonoran Sidewinder 8 2017-08-30
Crotalus enyo Baja California Rattlesnake 8 2017-10-14
Crotalus enyo enyo Lower California Rattlesnake 37 2018-08-30
Crotalus estebanensis Esteban Island Rattlesnake 2 2015-09-07
Crotalus lepidus klauberi Banded Rock Rattlesnake 1 2011-08-20
Crotalus lorenzoensis Isla San Lorenzo Rattlesnake 1 2018-04-22
Crotalus mitchellii San Lucan Speckled Rattlesnake 13 2018-08-19
Crotalus molossus Black-tailed Rattlesnake 1 2017-08-28
Crotalus molossus molossus Northern Black-tailed Rattlesnake 2 2015-08-24
Crotalus molossus nigrescens Mexican Black-tailed Rattlesnake 10 2015-08-10
Crotalus morulus Tamaulipan Rock Rattlesnake 4 2018-07-31
Crotalus oreganus helleri Southern Pacific Rattlesnake 5 2018-04-28
Crotalus ornatus Eastern Blacktailed Rattlesnake 1 2016-09-02
Crotalus polisi Isla Cabeza de Caballo Speckled Rattlesnake 3 2018-04-22
Crotalus pricei miquihuanus Eastern Twin-spotted Rattlesnake 1 2006-08-15
Crotalus pricei pricei Western Twin-spotted Rattlesnake 1 2012-08-30
Crotalus pyrrhus Speckled Rattlesnake 4 2017-10-13
Crotalus ruber Red Diamond Rattlesnake 7 2017-07-28
Crotalus ruber lucasensis San Lucan Rattlesnake 15 2016-04-11
Crotalus ruber ruber Red Diamond Rattlesnake 5 2018-04-25
Crotalus scutulatus Mohave rattlesnake 3 2017-06-14
Crotalus scutulatus scutulatus Northern Mojave Rattlesnake 3 2015-09-26
Crotalus thalassoporus Isla Piojo Speckled Rattlesnake 1 2018-04-23
Crotalus tigris Tiger Rattlesnake 3 2017-08-18
Crotalus tortugensis Tortuga Island Rattlesnake 1 2015-09-12
Crotalus triseriatus triseriatus Western Dusky Rattlesnake 2 2014-02-23
Crotalus tzabcan Yucatan Neotropical Rattlesnake 7 2017-11-27
Crotalus willardi amabilis Del Nido Ridge-nosed Rattlesnake 1 2012-08-30
Crotalus willardi silus Chihuahua Ridge-nosed Rattlesnake 3 2011-08-20
Crotaphytus collaris Eastern Collared Lizard 1 2012-06-04
Crotaphytus collaris fuscus Chihuahuan Collared Lizard 1 2016-09-04
Crotaphytus dickersonae Tiburon Collared Lizard 1 2017-08-19
Crotaphytus grismeri Grismer's Collared Lizard 2 2018-04-21
Crotaphytus insularis Black-collared Lizard 3 2018-04-23
Crotaphytus vestigium Baja California Collared Lizard 3 2015-09-09
Ctenosaura Great Spiny-tailed Iguanas 2 2018-10-07
Ctenosaura acanthura Northeastern Spiny-tailed Iguana 3 1997-06-00
Ctenosaura defensor Yucatán Spiny-tailed Iguana 1 2017-06-25
Ctenosaura hemilopha Cape Spiny-tailed Iguana 9 2017-07-25
Ctenosaura macrolopha Sonoran Spiny-tailed Iguana 14 2017-08-22
Ctenosaura oaxacana Oaxacan Spiny-tailed Iguana 1 2012-11-14
Ctenosaura pectinata Western Spiny-tailed Iguana 10 2018-10-01
Ctenosaura similis Black Spiny-tailed Iguana 51 2018-04-26
Ctenosaura similis similis Black Iguana 28 2018-01-09
Dendropsophus ebraccatus Hourglass Treefrog 6 2018-08-23
Dendropsophus microcephalus Yellow Treefrog 3 2018-07-30
Dendropsophus microcephalus underwoodi Underwood's Yellow Treefrog 1 2008-05-18
Dermophis mexicanus Mexican Caecilian 1 2006-05-26
Diadophis punctatus regalis Regal Ringneck Snake 1 2015-10-03
Dipsas brevifacies Short-faced Thirst Snake 8 2017-06-29
Dipsosaurus dorsalis Desert Iguana 4 2018-09-04
Dipsosaurus dorsalis catalinensis Isla Santa Catalina Desert Iguana 6 2015-09-11
Dipsosaurus dorsalis lucasensis San Lucan Desert Iguana 3 2018-08-21
Dipsosaurus dorsalis sonoriensis Sonoran Desert Iguana 3 2017-08-18
Drymarchon corais Yellow-tailed Cribo 1 2018-08-03
Drymarchon melanurus Middle American Indigo Snake 1 2014-07-24
Drymarchon melanurus erebennus Texas Indigo Snake 2 2002-05-27
Drymarchon melanurus melanurus Central American Indigo Snake 4 2018-04-12
Drymarchon melanurus orizabensis Orizaba Cribo 1 2003-01-02
Drymarchon melanurus rubidus Mexican West Coast Cribo 8 2017-08-28
Drymobius margaritiferus Speckled Racer 6 2018-07-22
Drymobius margaritiferus margaritiferus Northern Speckled Racer 4 2017-06-29
Dryophytes arenicolor Canyon Treefrog 7 2013-09-00
Dryophytes eximius Mountain Treefrog 7 2011-08-20
Dryophytes walkeri Walker's Treefrog 1 1989-05-09
Dryophytes wrightorum Wright's Mountain Treefrog 2 2017-08-27
Eleutherodactylus Robber Frogs 3 2012-11-13
Eleutherodactylus leprus Leprus Chirping Frog 2 2018-07-30
Elgaria kingii kingii Madrean Alligator Lizard 1 2017-06-06
Elgaria multicarinata Southern Alligator Lizard 1 2013-02-16
Elgaria multicarinata webbii San Diego Alligator Lizard 2 2013-03-02
Ficimia olivacea Brown Hooknose Snake 1 1999-05-21
Ficimia publia Blotched Hooknose Snake 8 2017-06-27
Gambelia wislizenii Longnose Leopard Lizard 1 2015-09-04
Gastrophryne elegans Elegant Narrowmouth Toad 1 2018-07-21
Gastrophryne mazatlanensis Sinaloan Narrow-mouthed Toad 4 2017-08-23
Geophis Latin American Earth Snakes 2 2017-07-11
Geophis carinosus Keeled Earth Snake 2 2018-07-09
Geophis dugesii aquilonaris Chihuahuan Earth Snake 1 2011-08-19
Geophis laticinctus Mesa Central Earth Snake 5 2017-07-20
Gerrhonotus infernalis infernalis Texas Alligator Lizard 2 2016-05-10
Gerrhonotus infernalis loweryi Lowery's Alligator Lizard 1 2006-08-17
Gopherus evgoodei Thornscrub Tortoise 4 2017-08-24
Gyalopion canum Western Hooknose Snake 3 2016-09-03
Gyalopion quadrangulare Desert Hooknose Snake 1 2017-08-21
Heloderma horridum alvarezi Black Beaded Lizard 1 2004-08-07
Heloderma horridum exasperatum Rio Fuerte Beaded Lizard 4 2017-08-28
Heloderma horridum horridum Mexican Beaded Lizard 1 2013-09-07
Heloderma suspectum suspectum Reticulate Gila Monster 2 2017-08-26
Hemidactylus frenatus Asian House Gecko 22 2018-08-09
Hemidactylus mabouia Cosmopolitan House Gecko 1 2012-11-14
Hemidactylus turcicus Mediterranean House Gecko 1 2012-06-08
Hemidactylus turcicus turcicus Turkish House Gecko 2 2011-08-26
Heterodon kennerlyi Mexican Hognose Snake 1 2015-09-18
Holbrookia elegans thermophila Sonoran Earless Lizard 3 2017-08-24
Holbrookia maculata Lesser Earless Lizard 1 2012-06-06
Holcosus undulatus Rainbow Ameiva 8 2018-07-30
Holcosus undulatus gaigeae Yucatán Ameiva 1 2010-05-15
Holcosus undulatus hartwegi Hartweg's Ameiva 2 2017-06-28
Hyalinobatrachium fleischmanni Fleischmann's Glass Frog 1 2017-06-17
Hydrophis platurus Pelagic Sea Snake 2 2018-10-06
Hyliola cadaverina California Chorus Frog 1 2013-05-14
Hyliola hypochondriaca Baja California Chorus Frog 9 2018-04-25
Hyliola regilla Pacific Chorus Frog 1 2015-09-09
Hypopachus variolosus Sheep Frog 1 2004-08-02
Hypsiglena catalinae Isla Santa Catalina Nightsnake 3 2015-09-10
Hypsiglena chlorophaea chlorophaea Sonoran Night Snake 4 2017-08-24
Hypsiglena jani jani Jan's Night Snake 1 2006-08-16
Hypsiglena ochrorhyncha Coast Night Snake 2 2015-10-03
Hypsiglena ochrorhyncha klauberi San Diego Night Snake 5 2018-04-28
Hypsiglena ochrorhyncha ochrorhyncha Coast Night Snake 5 2015-09-11
Hypsiglena slevini Baja California Night Snake 6 2015-09-14
Hypsiglena torquata Night Snake 1 2015-09-07
Iguana iguana Green Iguana 13 2018-06-22
Iguanidae Iguanas 1 2017-06-30
Imantodes cenchoa Blunthead Tree Snake 9 2018-08-27
Imantodes cenchoa cenchoa Blunthead Tree Snake 1 2017-06-30
Imantodes cenchoa leucomelas Cope's Blunthead Tree Snake 2 2007-05-23
Imantodes gemmistratus Central American Tree Snake 7 2017-08-24
Imantodes tenuissimus Yucatán Blunthead Snake 4 2017-06-29
Incilius alvarius Sonoran Desert Toad 4 2017-08-29
Incilius bocourti Bocourt's Toad 1 1989-05-09
Incilius cavifrons Mountain Toad 1 2002-05-22
Incilius macrocristatus Huge-crested Toad 1 2017-07-06
Incilius marmoreus Marbled Toad 21 2014-08-23
Incilius mazatlanensis Sinaloa Toad 16 2017-08-24
Incilius nebulifer Gulf Coast Toad 1 2002-05-27
Incilius valliceps Southern Gulf Coast Toad 35 2018-08-27
Indotyphlops braminus Brahminy Blind Snake 1 2015-09-08
Kinosternon American Mud Turtles 1 2017-06-26
Kinosternon acutum Tabasco Mud Turtle 1 2007-03-23
Kinosternon alamosae Alamos Mud Turtle 2 2014-08-24
Kinosternon creaseri Creaser’s Mud Turtle 3 2017-06-26
Kinosternon flavescens Yellow Mud Turtle 1 2016-09-03
Kinosternon integrum Mexican Mud Turtle 2 2017-08-22
Kinosternon leucostomum White-lipped Mud Turtle 2 2018-08-06
Kinosternon leucostomum leucostomum White-lipped Mud Turtle 2 2013-07-15
Kinosternon scorpioides cruentatum Red-cheeked Mud Turtle 1 2017-06-23
Kinosternon sonoriense sonoriense Sonoran Mud Turtle 1 2011-08-20
Laemanctus longipes Eastern Casquehead Iguana 2 2018-04-13
Laemanctus serratus Serrated Casquehead Iguana 2 2017-06-29
Lampropeltis abnorma Guatemalan Milksnake 1 2018-07-25
Lampropeltis abnorma blanchardi Blanchard's Milksnake 3 2017-06-29
Lampropeltis alterna Grey-banded Kingsnake 1 2007-10-07
Lampropeltis annulata Mexican Milksnake 2 2016-09-02
Lampropeltis getula californiae California Kingsnake 12 2017-07-28
Lampropeltis getula nigrita Black Desert Kingsnake 2 2014-08-23
Lampropeltis getula splendida Desert Kingsnake 2 2015-09-19
Lampropeltis knoblochi Chihuahua Mountain Kingsnake 1 2017-08-27
Lampropeltis mexicana Mexican Kingsnake 2 2018-07-31
Lampropeltis mexicana thayeri Thayer's Kingsnake 1 2009-07-00
Lampropeltis polyzona nelsoni Nelson's Milksnake 4 2013-09-06
Lampropeltis polyzona polyzona Atlantic Central American Milksnake 3 2002-12-27
Lampropeltis polyzona sinaloae Sinaloan Milksnake 4 2017-08-24
Lampropeltis polyzona smithi Smith's Milksnake 1 2010-09-00
Lampropeltis zonata agalma San Pedro Mountain Kingsnake 6 2012-04-27
Lepidochelys olivacea Olive Ridley Sea Turtle 1 2004-12-17
Lepidophyma flavimaculatum Yellow-spotted Night Lizard 3 2018-08-22
Lepidophyma sylvaticum Madrean Tropical Night Lizard 1 1987-08-07
Leptodactylus fragilis White-lipped Frog 1 2017-06-26
Leptodactylus melanonotus Sabinal White-lipped Frog 9 2018-04-22
Leptodeira annulata Southern Banded Cat-eyed Snake 1 2012-11-13
Leptodeira frenata Rainforest Cat-eyed Snake 4 2018-09-26
Leptodeira frenata malleisi Southern Rainforest Cat-eyed Snake 1 2010-05-16
Leptodeira frenata yucatanensis Peninsular Rainforest Cat-eyed Snake 2 2017-06-24
Leptodeira maculata Southwestern Cat-eyed Snake 5 2013-09-06
Leptodeira polysticta Many-spotted Cat-eyed Snake 8 2017-06-27
Leptodeira septentrionalis Cat-eyed Snake 3 2018-08-03
Leptodeira splendida ephippiata Saddled Cat-eyed Snake 1 2011-08-20
Leptophis ahaetulla Parrot Snake 4 2018-07-29
Leptophis diplotropis Pacific Coast Parrot Snake 2 2014-08-26
Leptophis mexicanus Mexican Parrot Snake 5 2018-07-30
Leptophis mexicanus mexicanus Mexican Parrot Snake 1 1987-08-14
Leptophis mexicanus septentrionalis Tamaulipan Parrot Snake 1 1999-05-22
Leptophis mexicanus yucatanensis Yucatan Treesnake 1 2017-06-29
Lichanura trivirgata Rosy Boa 15 2018-08-30
Lithobates American Water Frogs 1 2013-09-00
Lithobates berlandieri Rio Grande Leopard Frog 7 2016-06-29
Lithobates brownorum Brown's Leopard Frog 17 2018-07-31
Lithobates forreri Forrer's Leopard Frog 1 2013-09-06
Lithobates magnaocularis Northwest Mexico Leopard Frog 4 2011-08-25
Lithobates megapoda Big-footed Leopard Frog 1 2010-04-19
Lithobates neovolcanicus Transverse Volcanic Leopard Frog 1 2010-04-19
Lithobates vaillanti Vaillant's Frog 5 2018-07-24
Loxocemus bicolor Mexican Burrowing Python 1 2013-09-07
Mabuya Mabuyas 1 2017-07-04
Manolepis putnami Ridgehead Snake 1 2009-08-09
Marisora unimarginata Central American Mabuya 1 2012-09-00
Masticophis aurigulus Baja California Striped Whipsnake 2 2015-09-07
Masticophis bilineatus Sonoran Whipsnake 5 2017-08-21
Masticophis flagellum Coachwhip 1 2018-09-04
Masticophis flagellum cingulum Sonoran Coachwhip 2 2017-08-25
Masticophis flagellum fuliginosus Baja California Coachwhip 15 2018-08-30
Masticophis flagellum lineatulus Lined Coachwhip 1 2012-09-03
Masticophis flagellum piceus Red Coachwhip 3 2011-08-25
Masticophis flagellum testaceus Western Coachwhip 3 2015-08-25
Masticophis lateralis lateralis California Striped Racer 2 2018-04-26
Masticophis mentovarius Neotropical Whipsnake 5 2017-08-22
Masticophis schotti ruthveni Ruthven's Whipsnake 1 2006-08-19
Masticophis slevini San Esteban Island Whipsnake 2 2015-09-07
Mastigodryas melanolomus Dark Tropical Racer 8 2018-08-29
Mastigodryas melanolomus melanolomus Salmon-bellied Racer 3 2017-06-23
Mesaspis moreletii Morelet's Alligator Lizard 1 1989-05-09
Mesoscincus schwartzei Yucatan Giant Skink 1 2018-04-08
Micrurus diastema Variable Coral Snake 4 2017-06-27
Micrurus diastema alienus Yucateca Coral Snake 5 2017-06-27
Micrurus diastema apiatus Spotted Nose Coral Snake 1 1989-02-00
Micrurus distans distans Common Clear-banded Coral Snake 4 2017-08-20
Micrurus distans oliveri Colima Clear-banded Coral Snake 1 2013-09-07
Micrurus elegans Elegant Coral Snake 4 2018-07-21
Micrurus laticollaris maculirostris Spot-nosed Coralsnake 1 2013-09-05
Micrurus proximans Nayarit Coral Snake 1 2015-01-09
Micrurus tener Texas Coral Snake 2 2015-09-11
Nerodia rhombifer werleri Tabasco Diamond-backed Watersnake 1 2006-05-28
Nerodia valida Kennicott's Water Snake 1 2017-07-28
Ninia diademata Ringneck Coffee Snake 4 2018-07-22
Ninia sebae Redback Coffee Snake 12 2018-08-28
Ninia sebae morleyi Yucatan Redback Coffee Snake 5 2017-06-30
Oedipina elongata Central American Worm Salamander 1 2017-07-03
Ophisaurus ceroni Ceron's Glass Lizard 1 2018-09-24
Oxybelis aeneus Brown Vine Snake 13 2018-08-17
Oxybelis fulgidus Green Vine Snake 3 2017-06-23
Oxyrhopus petolarius Calico False Coral Snake 2 2017-06-30
Pachymedusa dacnicolor Mexican Leaf Frog 11 2017-08-28
Pantherophis emoryi Great Plains Ratsnake 5 2015-08-24
Petrosaurus mearnsi Banded Rock Lizard 7 2018-04-24
Petrosaurus repens Central Baja Rock Lizard 5 2015-09-12
Petrosaurus thalassinus Baja California Rock Lizard 23 2017-07-28
Phrynosoma blainvillii Blainville's Horned Lizard 2 2018-04-28
Phrynosoma cerroense Cedros Island Horned Lizard 1 2013-05-15
Phrynosoma mcallii Flat-tail Horned Lizard 6 2018-09-03
Phrynosoma orbiculare Mountain Horned Lizard 2 2006-08-19
Phrynosoma orbiculare cortezii Veracruz Mountain Horned Lizard 1 2017-07-02
Phrynosoma orbiculare orbiculare Central Mountain Horned Lizard 1 0000-00-00
Phrynosoma solare Regal Horned Lizard 3 2017-08-26
Phyllodactylus Leaf-toed Geckos 1 2010-04-17
Phyllodactylus bugastrolepis Catalina Island Leaf-toed Gecko 5 2015-09-11
Phyllodactylus homolepidurus Sonoran Leaf-toed Gecko 2 2017-08-20
Phyllodactylus homolepidurus homolepidurus Sonoran Leaf-toed Gecko 8 2011-08-26
Phyllodactylus lanei rupinus Canyon Leaf-toed Gecko 1 2013-09-02
Phyllodactylus nocticolus Insular Leaf-toed Gecko 3 2018-08-27
Phyllodactylus unctus San Lucan Gecko 3 2016-04-12
Phyllodactylus xanti Leaf-toed Gecko 3 2015-09-08
Phyllorhynchus browni Saddled Leafnose Snake 8 2017-08-23
Phyllorhynchus browni browni Pima Leafnose Snake 1 2014-08-27
Phyllorhynchus decurtatus Spotted Leafnose Snake 5 2017-08-29
Pituophis catenifer Gopher Snake 3 2015-08-17
Pituophis catenifer affinis Sonoran Gopher Snake 7 2017-08-29
Pituophis catenifer annectens San Diego Gopher Snake 4 2018-04-28
Pituophis catenifer bimaris Baja California Gopher Snake 1 2013-09-06
Pituophis deppei deppei Mexican Bullsnake 4 2017-08-26
Pituophis deppei jani Northern Mexican Pine Snake 3 2008-12-24
Pituophis vertebralis Cape Gopher Snake 6 2018-10-03
Plestiodon brevirostris Shortnose Skink 3 2018-07-31
Plestiodon callicephalus Mountain Skink 3 2018-03-01
Plestiodon obsoletus Great Plains Skink 1 2016-09-02
Plestiodon skiltonianus Western Skink 1 2018-04-26
Plestiodon skiltonianus interparietalis Coronado Skink 4 2013-05-15
Pliocercus elapoides Variegate False Coral Snake 3 2017-07-21
Porthidium yucatanicum Yucatán Hognose Viper 3 2017-06-22
Pseudelaphe flavirufa Yellow-red Rat Snake 2 2017-07-01
Pseudelaphe phaescens Yucatan Rat Snake 6 2018-04-14
Pseudoeurycea galeanae Galeana False Brook Salamander 2 2018-07-31
Pseudoficimia frontalis False Ficimia 1 2013-02-13
Pseustes poecilonotus Puffing Snake 4 2017-06-20
Ptychohyla hypomykter Copan Stream Frog 1 2018-07-22
Rana draytonii California Red-legged Frog 1 2018-04-26
Rena dugesii Duges’ Threadsnake 2 2018-03-01
Rena dulcis Texas Threadsnake 1 2015-08-17
Rena humilis humiliis Southwestern Threadsnake 1 2018-04-26
Rena levitoni Isla Santa Catalina Threadsnake 1 2013-09-04
Rhadinaea decorata Adorned Graceful Brown Snake 7 2018-08-26
Rhadinaea gaigeae Gaige's Pine Forest Snake 1 1997-06-00
Rhadinaea kanalchutchan Kanalchutchan Graceful Brown Snake 1 1989-05-10
Rheohyla miotympanum Small-eared Treefrog 1 2007-10-06
Rhinella horribilis Giant Toad 7 2017-08-22
Rhinella marina Cane Toad 14 2018-08-22
Rhinocheilus lecontei Longnose Snake 9 2017-06-18
Rhinocheilus lecontei antonii Mexican Longnose Snake 7 2017-08-24
Rhinocheilus lecontei lecontei Western Longnose Snake 2 2018-04-25
Rhinoclemmys areolata Furrowed Wood Turtle 7 2017-06-30
Rhinoclemmys rubida Mexican Spotted Wood Turtle 1 2018-09-20
Rhinophrynus dorsalis Mexican Burrowing Toad 7 2017-06-28
Salvadora grahamiae Mountain Patchnose Snake 1 2013-08-27
Salvadora grahamiae grahamiae Mountain Patchnose Snake 1 2006-08-16
Salvadora hexalepis Western Patchnose Snake 1 2017-07-28
Salvadora hexalepis klauberi Baja Cailifornia Patchnose Snake 3 2018-04-21
Salvadora mexicana Mexican Patchnose Snake 2 2013-09-05
Sauromalus ater Common Chuckwalla 2 2017-10-14
Sauromalus hispidus Spiny Chuckwalla 4 2018-04-22
Sauromalus klauberi Spotted Chuckwalla 17 2018-04-22
Scaphiodontophis annulatus Guatemala Neckband Snake 4 2018-07-22
Scaphiopus couchii Couch's Spadefoot Toad 13 2018-08-27
Sceloporus Spiny Lizards 1 2012-04-00
Sceloporus chrysostictus Yellow-spotted Spiny Lizard 14 2017-06-28
Sceloporus clarkii Clark's Spiny Lizard 1 2014-08-21
Sceloporus clarkii clarkii Sonoran Spiny Lizard 5 2014-08-23
Sceloporus couchii Couch's Spiny Lizard 1 2006-08-16
Sceloporus cozumelae Cozumel Spiny Lizard 5 2015-08-08
Sceloporus cyanostictus Blue-spotted Spiny Lizard 2 2016-09-02
Sceloporus graciosus vandenburgianus Southern Sagebrush Lizard 1 2013-05-15
Sceloporus grammicus Mesquite Lizard 4 2018-07-30
Sceloporus grammicus grammicus Southern Plateau Graphic Lizard 1 2013-10-02
Sceloporus horridus horridus Southern Rough Lizard 1 2006-08-17
Sceloporus hunsakeri Hunsaker's Spiny Lizard 4 2013-09-01
Sceloporus jarrovii Yarrow's Spiny Lizard 1 0000-00-00
Sceloporus lemosespinali Lemos-Espinal's Spiny Lizard 2 2017-08-28
Sceloporus licki Cape Arboreal Spiny Lizard 1 2017-07-28
Sceloporus lineatulus Santa Catalina Spiny Lizard 1 2013-09-04
Sceloporus melanorhinus Pastel Tree Lizard 2 2013-09-03
Sceloporus minor Minor Lizard 2 2006-08-16
Sceloporus minor cyaneus Northern Blue Mountain Lizard 1 2018-07-30
Sceloporus nelsoni Nelson's Spiny Lizard 3 2014-08-22
Sceloporus oberon Royal Lesser Minor Lizard 2 2012-09-20
Sceloporus occidentalis Western Fence Lizard 1 2013-05-15
Sceloporus occidentalis longipes Great Basin Fence Lizard 4 2013-03-02
Sceloporus orcutti Granite Spiny Lizard 9 2018-04-28
Sceloporus ornatus Ornate Spiny Lizard 2 2014-08-16
Sceloporus parvus Pygmy Spiny Lizard 2 2018-07-31
Sceloporus poinsettii axtelli Texas Crevice Spiny Lizard 1 2008-08-31
Sceloporus pyrocephalus Boulder Spiny Lizard 3 2013-09-03
Sceloporus serrifer Blue Spiny Lizard 2 2017-10-30
Sceloporus siniferus Longtail Spiny Lizard 2 2012-11-14
Sceloporus slevini Slevin's Bunchgrass Lizard 1 2012-08-31
Sceloporus spinosus Spiny Lizard 1 2000-08-03
Sceloporus taeniocnemis hartwegi Hartweg's Emerald Spiny Lizard 2 2004-08-05
Sceloporus teapensis Teapen Rosebelly Lizard 3 2011-12-30
Sceloporus torquatus Crevice Swift 2 2018-07-30
Sceloporus vandenburgianus Southern Sagebrush Lizard 6 2018-04-25
Sceloporus variabilis Rose-bellied Lizard 2 2018-07-16
Sceloporus variabilis variabilis Rose-bellied Lizard 6 2013-09-29
Sceloporus virgatus Striped Plateau Lizard 1 2017-08-27
Sceloporus zosteromus monserratensis Central Baja Spiny Lizard 4 2013-09-07
Sceloporus zosteromus zosteromus San Lucan Spiny Lizard 3 2016-04-15
Scinax staufferi Stauffer's Treefrog 3 2018-04-10
Scincella cherriei Brown Forest Skink 5 2018-08-27
Senticolis triaspis intermedia Northern Green Rat Snake 7 2017-08-28
Senticolis triaspis triaspis Yucatec Green Rat Snake 8 2017-06-29
Sibon nebulatus Cloudy Snail Sucker 5 2018-08-24
Sibon sanniolus Pigmy Snail Sucker 3 2018-04-13
Sibon sanniolus sanniolus Pygmy Snail Sucker 2 2017-06-27
Smilisca baudinii Common Mexican Treefrog 52 2018-08-26
Smilisca fodiens Lowland Burrowing Treefrog 3 2014-08-23
Sonora semiannulata Ground Snake 2 2016-04-11
Spea hammondii Western Spadefoot Toad 1 2018-04-25
Spea multiplicata New Mexico Spadefoot Toad 2 2015-08-10
Spea multiplicata stagnalis New Mexico Spadefoot Toad 7 2011-08-22
Spilotes pullatus Tropical Rat Snake 2 2018-04-14
Spilotes pullatus mexicanus Mexican Tiger Rat Snake 2 2009-12-30
Staurotypus triporcatus Mexican Giant Musk Turtle 3 2018-07-24
Stenorrhina degenhardtii Degenhardt's Scorpion-eating Snake 10 2018-07-22
Stenorrhina freminvillei Blood Snake 5 2017-06-27
Storeria hidalgoensis Mexican Yellowbelly Brown Snake 1 2006-08-14
Storeria storerioides Mexican Brown Snake 3 2014-02-07
Symphimus leucostomus Mexican White-lipped Snake 1 2013-09-02
Symphimus mayae Yucatán White-lipped Snake 3 2018-04-10
Sympholis lippiens Mexican Short-tail Snake 1 2017-08-22
Tantilla atriceps Mexican Black-headed Snake 1 2016-09-04
Tantilla moesta Blackbelly Centipede Snake 1 2007-08-17
Tantilla planiceps Western Black-headed Snake 1 2013-02-17
Tantilla yaquia Yaqui Blackhead Snake 1 2015-01-31
Terrapene carolina yucatana Yucatán box turtle 1 2017-06-24
Terrapene coahuila Coahuilan Box Turtle 1 2016-09-03
Terrapene nelsoni klauberi Northern Spotted Box Turtle 1 2011-08-21
Thamnophis cyrtopsis collaris Tropical Blackneck Garter Snake 1 2014-08-25
Thamnophis cyrtopsis cyrtopsis Western Blackneck Garter Snake 5 2012-09-02
Thamnophis eques Mexican Garter Snake 1 2017-08-28
Thamnophis hammondii Two-striped Garter Snake 3 2018-04-26
Thamnophis marcianus Checkered Garter Snake 1 2015-08-25
Thamnophis marcianus praeocularis Yucatecan Checkered Garter Snake 2 2006-05-27
Thamnophis melanogaster Blackbelly Garter Snake 1 2010-04-19
Thamnophis proximus orarius Gulf Coast Ribbon Snake 1 1997-06-00
Thamnophis proximus rutiloris Mexican Ribbon Snake 2 2017-06-27
Thamnophis valida celaeno Cape Garter Snake 6 2015-09-07
Thamnophis valida isabelleae Colima Garter Snake 3 2013-09-06
Thamnophis valida valida Pacific Garter Snake 2 2017-08-22
Thecadactylus rapicauda Turniptail Gecko 1 2004-08-09
Tlalocohyla picta Painted Treefrog 7 2018-08-23
Tlalocohyla smithii Dwarf Mexican Treefrog 4 2013-09-06
Trachemys ornata Ornate Slider 1 1998-11-26
Trachemys scripta Slider 1 2013-05-09
Trachemys scripta scripta Yellow-bellied Slider 1 2013-09-28
Trachemys taylori Cuatro Cienegas Slider 1 2016-09-03
Trachemys venusta Meso-American Slider 4 2018-01-06
Trachemys yaquia Yaqui Slider 9 2017-08-20
Trachycephalus typhonius Veined Treefrog 6 2017-06-30
Trimorphodon biscutatus Western Lyre Snake 8 2015-01-09
Trimorphodon lambda Sonoran Lyre Snake 4 2018-04-23
Trimorphodon lyrophanes California Lyre Snake 8 2016-04-16
Trimorphodon tau Mexican Lyre Snake 5 2017-08-24
Trimorphodon tau tau Mexican Lyre Snake 10 2017-08-28
Triprion petasatus Yucatecan Shovel-headed Treefrog 6 2017-06-24
Tropidodipsas fasciata Banded Snake Sucker 3 2017-06-28
Tropidodipsas fasciata fasciata Common Banded Snail Sucker 2 2017-06-28
Tropidodipsas fischeri Fischer’s Snail-Eating Snake 1 1989-05-09
Tropidodipsas sartorii Terestrial Snail Sucker 9 2017-06-26
Tropidodipsas sartorii sartorii Sartori's Snail Sucker 4 2017-06-27
Uma rufopunctata Yuman Fringe-toed Lizard 5 2018-09-04
Urosaurus bicarinatus Tropical Tree Lizard 1 2012-09-00
Urosaurus bicarinatus tuberculatus Sonoran Tree Lizard 4 2014-08-22
Urosaurus lahtelai Baja California Brush Lizard 3 2018-04-24
Urosaurus nigricaudus Blacktail Brush Lizard 19 2018-04-25
Uta lowei Lowe's Side-blotched Lizard 1 2014-09-05
Uta squamata Isla Santa Catalina Side-blotched lizard 15 2015-09-11
Uta stansburiana Common Side-blotched Lizard 16 2018-09-04
Uta stansburiana elegans Western Side-blotched Lizard 28 2018-04-26
Uta stansburiana stansburiana Northern Side-blotched Lizard 1 2007-08-01
Xantusia henshawi Granite Night Lizard 2 2018-04-26
Xenodon rabdocephalus False Fer-de-lance 1 2018-07-18
Name No. of Species No. of Records Last Observation
Baja California 67 218 2018-04-28
Baja California Sur 58 349 2018-10-03
Campeche 41 92 2017-06-30
Chiapas 98 371 2018-08-29
Chihuahua 15 15 2017-06-06
Ciudad de México 5 9 2017-07-13
Coahuila de Zaragoza 53 77 2017-06-14
Colima 20 31 2013-09-06
Guanajuato 5 6 2010-06-20
Guerrero 1 2 2012-01-28
Hidalgo 3 7 2010-09-00
Jalisco 44 72 2018-03-01
México 9 10 2013-11-17
Michoacán de Ocampo 1 1 2005-01-17
Nayarit 12 13 2018-06-22
Nuevo León 18 21 2018-07-31
Oaxaca 27 42 2018-10-10
Puebla 3 3 2017-07-03
Querétaro 0 1 2012-04-00
Quintana Roo 72 241 2018-04-26
San Luis Potosí 22 25 2006-08-17
Sinaloa 5 4 2015-01-31
Sonora 92 382 2018-09-04
Tabasco 14 16 2017-09-19
Tamaulipas 24 24 2017-06-18
Veracruz de Ignacio de la Llave 26 31 2018-09-24
Yucatán 59 189 2017-11-27
User No. of Species No. of Records Last Observation
Adams, Andy 1 1 2014-06-26
AMNH, SWRS Herp 6 7 2017-07-09
Andermann, John 3 3 2013-02-24
Bagley, Jake 1 1 2009-08-09
Ballensky, Tamara 7 12 2014-12-29
Bartlett, Allan 2 3 2006-04-29
Barve, Vijay 1 2 2012-12-25
Bee, Tamara 1 1 2015-11-20
Bloxham, Ciera 1 1 2018-06-22
Cassell, John 3 6 2017-07-02
Coburn, Justin 2 3 2013-03-14
Cuapio Chavarria, Franklin 1 1 2017-09-19
Díaz-Gamboa, Luis 1 1 2017-11-27
Emms, Joshua 1 1 1994-04-14
Ferrer, Gabriel 1 1 2017-05-07
Fletcher, Nicholas 4 4 2015-01-09
Franz, Héctor 4 3 2018-10-03
Freed, Paul 3 3 2002-10-08
Garrison, Ian 1 1 2017-01-31
Gilmore , Taylor 1 1 2018-04-26
Godfrey, Matthew 2 2 2017-05-25
Grünwald, Christoph 12 10 2015-01-31
Guzman, Roberto 3 2 2016-05-10
Hakim, Jonathan 24 53 2010-08-18
Hall, Ann 1 1 2015-01-02
Harmon, Jacob 1 1 2018-01-09
Harrison, Chris 164 327 2018-07-31
Hart, Curtis 6 9 2018-10-10
Heckard, David 40 78 2013-09-07
Hoaglund, Erica 1 1 2017-03-09
Lemm, Jeff 41 46 2015-09-12
Loucks, Kyle 4 4 2007-08-01
Maughn, James 1 1 2000-08-03
McCabe, Janine 1 1 2011-09-03
McGighan, Bill 3 4 1989-07-14
Merrylees, Cody 2 3 2011-06-24
Messenger, Kevin 48 57 2018-04-14
Moody, Eric 7 7 2013-05-09
Mugleston, Joseph 3 4 2018-03-01
Nordland, Jeff 10 20 2013-03-28
O'Donnell, Ryan P. 19 58 2018-09-04
Pingleton, Mike 197 941 2018-04-28
Price, Kevin 3 3 2014-02-22
Ramos, Mario 3 3 2018-04-22
Rezin, Phil 13 13 2017-07-28
Riedle, Daren 2 2 2009-04-25
Rocamontes, Francisco 27 46 2015-10-03
Ross, Kerry 1 1 2005-01-17
Sanabria, Salomón 20 25 2014-09-29
Schneider, Jake 1 1 2013-07-03
Schramer, Tristan 8 12 2015-08-09
Schumacher, Jeremy 1 4 2013-04-13
Scott, Jake 1 1 2011-03-11
Shepard, Nathan 33 47 2018-08-30
Shofner, Ryan 4 7 2011-06-08
Smith, Christopher 3 4 2017-03-09
STEVE, BLEDSOE 1 1 2008-05-08
Stonehill, Steve 2 2 2015-05-29
Stroman, Lori 14 19 2013-03-03
Sullivan, Clayton 1 1 2012-08-15
Sullivan, John 11 11 2013-05-16
Tubbs, Ashley 7 13 2014-07-25
VanSooy, Kent 6 7 2013-02-17
Warfel, Tim 9 9 2012-09-03