The Aquatic Invertebrates of Texas
Gastropoda
(snails)
HYDROBIIDAE
Tryonia sp.
Species reported
from Texas:
Distribution Citations
[1989 Pennak]
[2004 Perez Clark Lydeard]
2008 Thompson
*refs are for reports of genus only; species refs not included here; [ ] indicate state record, no specific county or locality indicated
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* genus consists of 19 known species and several undescribed ones (Perez, Clark & Lydeard 2004)
* found mainly in small to large lotic environments in the southern United States (Perez, Clark & Lydeard 2004)
*several fossil species reported for Texas