False ark shell
The false ark shells are a small genus of marine bivalve molluscs related to the ark clams. The genus is the only member of the family Cucullaeidae.
Species
The World Register of Marine Species lists the following species:- †Cucullaea elegans
- †Cucullaea gigantea Conrad, 1862
- Cucullaea granulosa Jonas, 1846
- Cucullaea labiata Lightfoot FRS|Lightfoot], 1786)
- Cucullaea petita Iredale, 1939
- Cucullaea vaga Iredale, 1930