Amphipods

State Status

Federal Status

Diminutive Amphipod
Gammarus hyalleloides
NatureServe Explorer profile

 

Endangered

Pecos Amphipod
Gammarus pecos
NatureServe Explorer profile

 

Endangered

Peck's Cave Amphipod
Stygobromus pecki
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Endangered

Endangered

Aquatic Snails

State Status

Federal Status

Pecos assiminea Snail
Assiminea pecos
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Endangered

Endangered

Diamond Y Spring Snail
Pseudotryonia adamantina
NatureServe Explorer profile

 

Endangered

Phantom Springsnail
Pyrgulopsis texana
NatureServe Explorer profile

 

Endangered

Phantom Tryonia
Tryonia cheatumi
NatureServe Explorer profile

 

Endangered

Gonzales Tryonia
Tryonia circumstriata
NatureServe Explorer profile

 

Endangered

Beetles

State Status

Federal Status

Coffin Cave Mold Beetle
Batrisodes texanus
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Helotes Mold Beetle
Batrisodes venyivi
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Comal Springs Riffle Beetle
Heterelmis comalensis
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Endangered

Endangered

American Burying Beetle
Nicrophorus americanus
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

A Ground Beetle
Rhadine exilis
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

A Ground Beetle
Rhadine infernalis
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Tooth Cave Ground Beetle
Rhadine persephone
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Comal Springs Dryopid Beetle
Stygoparnus comalensis
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Endangered

Endangered

Kretschmarr Cave Mold Beetle
Texamaurops reddelli
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Freshwater Mussels

State Status

Federal Status

Texas Pigtoe
Fusconaia askewi
NatureServe Explorer profile

Threatened

 

Triangle Pigtoe
Fusconaia lananensis
NatureServe Explorer profile

Threatened

 

Texas Fatmucket
Lampsilis bracteata
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Threatened

Candidate

Sandbank Pocketbook
Lampsilis satura
NatureServe Explorer profile

Threatened

 

Southern Hickorynut
Obovaria jacksoniana
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Threatened

 

Louisiana Pigtoe
Pleurobema riddellii
NatureServe Explorer profile

Threatened

 

Texas Hornshell
Popenaias popeii
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Threatened

Candidate

Texas Heelsplitter
Potamilus amphichaenus
NatureServe Explorer profile

Threatened

 

Salina Mucket
Potamilus metnecktayi
NatureServe Explorer profile

Threatened

 

Golden Orb
Quadrula aurea
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Threatened

Candidate

Smooth Pimpleback
Quadrula houstonensis
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Threatened

Candidate

False Spike
Quadrula mitchelli
NatureServe Explorer profile

Threatened

 

Texas Pimpleback
Quadrula petrina
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Threatened

Candidate

Mexican Fawnsfoot
Truncilla cognata
NatureServe Explorer profile

Threatened

 

Texas Fawnsfoot
Truncilla macrodon
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

Threatened

Candidate

Harvestmen

State Status

Federal Status

Cokendolpher Cave Harvestman
Texella cokendolpheri
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Reddell Harvestman
Texella reddelli
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Bone Cave Harvestman
Texella reyesi
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Pseudoscorpions

State Status

Federal Status

Tooth Cave Pseudoscorpion
Tartarocreagris texana
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Spiders

State Status

Federal Status

Robber Baron Cave Meshweaver
Cicurina baronia
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Madla Cave Meshweaver
Cicurina madla
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Bracken Bat Cave Meshweaver
Cicurina venii
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Government Canyon Bat Cave Meshweaver
Cicurina vespera
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Government Canyon Bat Cave Spider
Tayshaneta microps
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

Tooth Cave Spider
Tayshaneta myopica
NatureServe Explorer profile
U.S. Fish and Wildlife Service profile

 

Endangered

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