''Phestia'' is an
extinct
Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
clam
Clam is a common name for several kinds of bivalve mollusc. The word is often applied only to those that are deemed edible and live as infauna, spending most of their lives halfway buried in the sand of the sea floor or riverbeds. Clams h ...
belonging to order
Nuculanida
Nuculanida is an order of very small saltwater clams, marine bivalve molluscs in the subclass Protobranchia.
Description
These bivalves are distinguished by the presence of relatively primitive, "protobranchiate" gills. There are a row of shor ...
and family
Nuculanidae
Nuculanidae is a family (biology), family of small saltwater clams, marine (ocean), marine bivalve molluscs in the order (biology), order Nuculanida. Species in this family are found in all seas, from shallow to deep water.
Genera and species
Ge ...
.
Specimens have been found on all seven continents.
Species
*''P. basedowi''
Etheridge Jr., 1907
*''P. corrugata''
Hoare ''et al.'', 1989
*''P. darwini''
de Koninck, 1877
*''P. guizhouensis''
Xu, 1980
*''P. hunanensis''
Ku and Chen, 1963
*''P. inflata''
Morningstar, 1922
*''P. inflatiformis''
Chernyshev, 1989
*''P. jamesi''
Biakov, 2002
*''P. lusabaensis''
Dickins, 1999
*''P. nova''
Waterhouse, 1983
*''P. obtusa''
Hoare et al. 1989
*''P. pandoraeformis''
Stevens, 1858
*''P. perumbonata''
White, 1880
*''P. sabbatinae''
Pagani, 2004
*''P. sinuata''
Dembskaja, 1972
*''P. speluncaria''
Geinitz, 1848
*''P. subucuta''
Waagen, 1881
*''P. thompsoni''
Reed, 1932
*''P. undosa''
Muromtseva, 1984
*''P. wortheni''
Hoare et al. 1989[
*''P. zhejiangensis'' Liu, 1976]
References
Paleozoic life
Prehistoric bivalve genera
Nuculanidae
Molluscs described in 1951
{{Bivalve-stub