Requienia (bivalve)
Extinct genus of bivalves
From Wikipedia, the free encyclopedia
Requienia is an extinct genus of fossil saltwater clam, a marine bivalve molluscs in the order Hippuritida, family Requieniidae. These rudists lived in the Cretaceous period, from the Valanginian age (136.4–140.2) to the Campanian age (70.6–83.5 mya). They were stationary intermediate-level suspension feeders.
| Requienia | |
|---|---|
| |
| Requienia ammonia from Cretaceous of France | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | †Hippuritida |
| Family: | †Requieniidae |
| Genus: | †Requienia Zakhera, 2011 |
Distribution
This genus occurs in the Cretaceous of Albania (collection), Croatia, France, Germany, Hungary, Iraq, Italy, Mexico, Oman, Portugal, Serbia[1], Spain, Switzerland, Turkey, Ukraine, United States, Venezuela; Jurassic of Hungary.
Species
- Requienia ammonia
- Requienia migliorinii
- Requienia renevieri