Reptiles & Amphibians of San Antonio Missions National Historical Park
The reptiles & amphibians most often spotted in San Antonio Missions, ranked by recent research-grade observations.
Most-observed reptiles & amphibians in San Antonio Missions
Pond Slider
Trachemys scripta
448 observations
Texas Spiny Lizard
Sceloporus olivaceus
356 observations
Spiny Softshell
Apalone spinifera
293 observations
Green Anole
Anolis carolinensis
243 observations
Diamondback Watersnake
Nerodia rhombifer
203 observations
Texas Cooter
Pseudemys texana
170 observations · iNaturalist
Common Spotted Whiptail
Aspidoscelis gularis
158 observations · iNaturalist
Gulf Coast Toad
Incilius nebulifer
153 observations
Mediterranean House Gecko
Hemidactylus turcicus
111 observations
Western Ratsnake
Pantherophis obsoletus
91 observations
Moorish Gecko
Tarentola mauritanica
85 observations · iNaturalist
Western Diamond-backed Rattlesnake
Crotalus atrox
63 observations
Green Treefrog
Dryophytes cinereus
62 observations · iNaturalist
Plain-bellied Watersnake
Nerodia erythrogaster
50 observations
Texas Blind Snake
Rena dulcis
41 observations · iNaturalist
Checkered Garter Snake
Thamnophis marcianus
40 observations · iNaturalist
Common Snapping Turtle
Chelydra serpentina
33 observations
Little Brown Skink
Scincella lateralis
30 observations
Rough Greensnake
Opheodrys aestivus
26 observations
Rio Grande Chirping Frog
Eleutherodactylus campi
24 observations · iNaturalist
Rough Earthsnake
Virginia striatula
21 observations
Texas Coralsnake
Micrurus tener
20 observations · iNaturalist
Great Plains Ratsnake
Pantherophis emoryi
14 observations
Keeled Rock Gecko
Cyrtopodion scabrum
12 observations · iNaturalist
Rose-bellied Lizard
Sceloporus variabilis
12 observations · iNaturalist
Schott's Whipsnake
Masticophis schotti
11 observations · iNaturalist
Blanchard's Cricket Frog
Acris blanchardi
10 observations · iNaturalist
Common Coachwhip
Masticophis flagellum
10 observations
Yellow Mud Turtle
Kinosternon flavescens
9 observations
Western Ribbon Snake
Thamnophis proximus
9 observations
Northern Cottonmouth
Agkistrodon piscivorus
9 observations
Texas Patch-nosed Snake
Salvadora lineata
8 observations · iNaturalist
Western Narrow-mouthed Toad
Gastrophryne olivacea
7 observations
Eastern Musk Turtle
Sternotherus odoratus
6 observations
American Bullfrog
Lithobates catesbeianus
6 observations
Desert Kingsnake
Lampropeltis splendida
6 observations · iNaturalist
American Alligator
Alligator mississippiensis
5 observations
Brown Anole
Anolis sagrei
5 observations
DeKay's Brownsnake
Storeria dekayi
4 observations
Texas Tortoise
Gopherus berlandieri
3 observations · iNaturalist
Common Five-lined Skink
Plestiodon fasciatus
2 observations
Four-lined Skink
Plestiodon tetragrammus
2 observations · iNaturalist
Prairie Lizard
Sceloporus consobrinus
2 observations · iNaturalist
Three-toed Box Turtle
Terrapene triunguis
2 observations · iNaturalist
Cope's Gray Tree Frog
Dryophytes chrysoscelis
2 observations · iNaturalist
Spotted Chorus Frog
Pseudacris clarkii
1 observation · iNaturalist
Flat-headed Snake
Tantilla gracilis
1 observation
Eastern Hognose Snake
Heterodon platirhinos
1 observation
Florida Red-bellied Cooter
Pseudemys nelsoni
1 observation · iNaturalist
Rio Grande Leopard Frog
Lithobates berlandieri
1 observation · iNaturalist
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