Species of Greatest Conservation Need
1124 species
| Scientifc Name | Common Name | Taxonomic Group | Federal Status | State Status | Global Rank | State Rank | Endemic |
|---|---|---|---|---|---|---|---|
| Drymobius margaritiferus | speckled racer | Reptiles | Not Listed | T 01/30/1997 |
G5 | S1 | No |
| Ficimia streckeri | Mexican hooknose snake | Reptiles | Not Listed | Not Listed | G4 | S3 | No |
| Gopherus berlandieri | Texas tortoise | Reptiles | Not Listed | T 07/18/1977 |
G4 | S2 | No |
| Graptemys caglei | Cagle's map turtle | Reptiles | Not Listed | T 11/16/2000 |
G3 | S3 | Yes |
| Graptemys versa | Texas map turtle | Reptiles | Not Listed | Not Listed | G4 | SU | Yes |
| Holbrookia lacerata | plateau spot-tailed earless lizard | Reptiles | Not Listed | Not Listed | GNR | S2 | Yes |
| Holbrookia propinqua | keeled earless lizard | Reptiles | Not Listed | Not Listed | G4 | S3 | No |
| Holbrookia subcaudalis | Tamaulipan spot-tailed earless lizard | Reptiles | Not Listed | Not Listed | GNR | S2 | No |
| Kinosternon hirtipes murrayi | Chihuahuan mud turtle | Reptiles | Not Listed | T 01/30/1997 |
G5T5 | S1 | No |
| Leptodeira septentrionalis | northern cat-eyed snake | Reptiles | Not Listed | T 01/30/1997 |
G5 | S3 | No |
| Macrochelys temminckii | alligator snapping turtle | Reptiles | PT 11/09/2021 |
T 03/01/1987 |
G3 | S2 | No |
| Malaclemys terrapin littoralis | Texas diamondback terrapin | Reptiles | Not Listed | Not Listed | G4T3 | S2 | Yes |
| Nerodia clarkii | salt marsh snake | Reptiles | Not Listed | Not Listed | G4 | S3 | No |
| Nerodia harteri | Brazos water snake | Reptiles | Not Listed | T 03/01/1987 |
G1 | S1 | Yes |
| Nerodia paucimaculata | Concho water snake | Reptiles | DL 11/28/2011 |
Not Listed | G1 | S1 | Yes |
| Ophisaurus attenuatus | slender glass lizard | Reptiles | Not Listed | Not Listed | G5 | S3 | No |
| Phrynosoma cornutum | Texas horned lizard | Reptiles | Not Listed | T 07/18/1977 |
G4G5 | S3 | No |
| Phrynosoma hernandesi | mountain short-horned lizard | Reptiles | Not Listed | T 07/18/1977 |
G5 | S2 | No |
| Pituophis ruthveni | Louisiana pine snake | Reptiles | T 05/07/2018 |
T 01/30/1997 |
G1G2 | S1 | No |
| Plestiodon septentrionalis | prairie skink | Reptiles | Not Listed | Not Listed | G5 | S2 | No |
| Pseudemys gorzugi | Rio Grande river cooter | Reptiles | Not Listed | Not Listed | G3G4 | S2 | No |
| Sceloporus arenicolus | dunes sagebrush lizard | Reptiles | E 06/20/2024 |
E 06/20/2024 |
G1 | S1 | No |
| Sistrurus miliarius | pygmy rattlesnake | Reptiles | Not Listed | Not Listed | G5 | S2S3 | No |
| Sistrurus tergeminus | western massasauga | Reptiles | Not Listed | Not Listed | G3 | S3 | No |
| Tantilla atriceps | Mexican blackhead snake | Reptiles | Not Listed | Not Listed | G4 | S1 | No |