Species of Greatest Conservation Need

1124 species
Taxonomic Group
Federal Status
State Status
Endemic

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Species of Greatest Conservation Need (Approved On: 03/18/2024; Data Updated: 06/16/2025)
Scientifc Name Common Name Taxonomic Group Federal Status State Status Global Rank State Rank Endemic
Humboldtiana palmeri Mount Livermore threeband Invertebrates Not Listed Not Listed G2 S2 Not Evaluated
Humboldtiana texana Stockton Plateau threeband Invertebrates Not Listed Not Listed G2 S2 Yes
Humboldtiana ultima northern threeband Invertebrates Not Listed Not Listed G2 S3 Not Evaluated
Hyalella texana Clear Creek amphipod Invertebrates Not Listed T
03/30/2020
G1 S1 Not Evaluated
Hydroptila melia purse casemaker caddisfly Invertebrates Not Listed Not Listed G2G3 S2? Not Evaluated
Hydroptila ouachita No accepted common name Invertebrates Not Listed Not Listed G1G2 S1 Not Evaluated
Islandiana unicornis No accepted common name Invertebrates Not Listed Not Listed G2G3 S3 Not Evaluated
Isoperla jewetti grande stripetail Invertebrates Not Listed Not Listed G1 S1 Not Evaluated
Isoperla sagittata arrowhead stripetail Invertebrates Not Listed Not Listed G1 S1 Yes
Lampsilis bergmanni Guadalupe fatmucket Invertebrates E
07/05/2024
T
03/27/2020
G1 SNR Yes
Lampsilis bracteata Texas fatmucket Invertebrates E
07/05/2024
T
01/17/2010
G1 S1 Yes
Lampsilis hydiana Louisiana fatmucket Invertebrates Not Listed Not Listed G4 S4 No
Lampsilis satura sandbank pocketbook Invertebrates Not Listed T
01/17/2010
G2? S1 No
Latineosus cibola No accepted common name Invertebrates Not Listed Not Listed G1G2 SNR Not Evaluated
Leaunio lienosus little spectaclecase Invertebrates Not Listed Not Listed G5 S1S2 No
Leptobasis melinogaster cream-tipped swampdamsel Invertebrates Not Listed Not Listed GNR SNR Not Evaluated
Leucohya texana No accepted common name Invertebrates Not Listed Not Listed G1G2 S1 Yes
Limnephilus adapus No accepted common name Invertebrates Not Listed Not Listed G1 S1 Not Evaluated
Lintneria eremitoides sage sphinx moth Invertebrates Not Listed Not Listed G2 S1? No
Lirceolus bisetus No accepted common name Invertebrates Not Listed Not Listed G1G2 S1 Yes
Lirceolus cocytus No accepted common name Invertebrates Not Listed Not Listed GNR S1 No
Lirceolus nidulus No accepted common name Invertebrates Not Listed Not Listed GNR S2S4 Not Evaluated
Lirceolus smithii Texas troglobitic water slater Invertebrates Not Listed T
03/30/2020
G1G2 S1 Yes
Lymantes nadineae No accepted common name Invertebrates Not Listed Not Listed GNR S2 Yes
Megachile amica No accepted common name Invertebrates Not Listed Not Listed G2 SH Not Evaluated