Species of Greatest Conservation Need
1124 species
| Scientifc Name | Common Name | Taxonomic Group | Federal Status | State Status | Global Rank | State Rank | Endemic |
|---|---|---|---|---|---|---|---|
| Procloeon distinctum | No accepted common name | Invertebrates | Not Listed | Not Listed | G1G3Q | S2? | Yes |
| Protoptila arca | San Marcos saddle-case caddisfly | Invertebrates | Not Listed | Not Listed | G1 | S1 | Yes |
| Protoptila balmorhea | Balmorhea saddle-case caddisfly | Invertebrates | Not Listed | Not Listed | G1 | S1 | No |
| Pseudocentroptiloides morihari | No accepted common name | Invertebrates | Not Listed | Not Listed | G2G3 | S2? | Yes |
| Pseudosubulina cheatumi | Chisos foxsnail | Invertebrates | Not Listed | Not Listed | G1 | S3 | Yes |
| Pseudotryonia adamantina | Diamond Y springsnail | Invertebrates | E 08/08/2013 |
E 03/23/2015 |
G1 | S1 | Yes |
| Psychopomporus felipi | No accepted common name | Invertebrates | Not Listed | Not Listed | GNR | S1 | Yes |
| Pygarctia lorula | No accepted common name | Invertebrates | Not Listed | Not Listed | G2G3 | S2? | Yes |
| Pyractomena vexillaria | No accepted common name | Invertebrates | Not Listed | Not Listed | G1 | SH | Not Evaluated |
| Pyrgulopsis davisi | Limpia Creek spring snail | Invertebrates | Not Listed | T 03/30/2020 |
G1 | S1 | Yes |
| Pyrgulopsis ignota | Caroline's springs pyrg | Invertebrates | Not Listed | T 03/30/2020 |
G1 | S1 | Yes |
| Pyrgulopsis metcalfi | Presidio County spring snail | Invertebrates | Not Listed | T 03/30/2020 |
G1 | S1 | No |
| Pyrgulopsis texana | phantom springsnail | Invertebrates | E 08/08/2013 |
E 03/23/2015 |
G1 | S1 | Yes |
| Quadrula quadrula | mapleleaf | Invertebrates | Not Listed | Not Listed | G5 | S3 | No |
| Rhadine austinica | No accepted common name | Invertebrates | Not Listed | Not Listed | G1G2 | S2 | Yes |
| Rhadine exilis | No accepted common name | Invertebrates | E 12/26/2000 |
Not Listed | G3 | S1 | Yes |
| Rhadine infernalis | No accepted common name | Invertebrates | E 12/26/2000 |
Not Listed | G2G3 | S1 | Yes |
| Rhadine infernalis ewersi | No accepted common name | Invertebrates | Not Listed | Not Listed | G2G3T1 | S1 | Yes |
| Rhadine infernalis infernalis | No accepted common name | Invertebrates | Not Listed | Not Listed | G2G3T2T3 | S3 | Yes |
| Rhadine insolita | No accepted common name | Invertebrates | Not Listed | Not Listed | G1G2 | S1 | Yes |
| Rhadine koepkei | No accepted common name | Invertebrates | Not Listed | Not Listed | G1 | S1 | Yes |
| Rhadine noctivaga | No accepted common name | Invertebrates | Not Listed | Not Listed | G1G2 | S1 | Yes |
| Rhadine persephone | Tooth Cave ground beetle | Invertebrates | E 09/16/1988 |
Not Listed | G1G2 | S1 | Yes |
| Rhadine russelli | No accepted common name | Invertebrates | Not Listed | Not Listed | G1G2 | S3 | Yes |
| Rhadine speca | No accepted common name | Invertebrates | Not Listed | Not Listed | G2 | S2 | Yes |