Lioestheria

Lioestheria is an extinct genus of clam shrimp that thrived from the Carboniferous to the Cretaceous (360.7 to 99.7 Mya).^[1] They fed on detritus, being very small slow moving, nektonic organisms that filter fed as they floated. They have been found in both marine and freshwater environments.^[1]

First identified in 1912,^[2] they have been found in Germany,^[3] Hungary, Colorado,^[4][5] New Mexico, Montana, Texas,^[6] Utah^[5] and China.^[7]

There are two species:

• †Lioestheria monticula^[8]
• †Lioestheria carinacurvata^[9]