Pseudochama Explained

Pseudochama is a species of bivalve mollusc in the family Chamidae.

Fossil records

The genus is known from the Eocene to the Recent periods (age range: from 40.4 to 0.0 million years ago). Fossils shells have been found all over the world.^[1]

Species

Species within this genus include:^[2]

• Pseudochama cristella (Lamarck, 1819)
• Pseudochama exogyra (Conrad, 1837) – Pacific jewelbox
• Pseudochama granti Strong, 1934 – deep jewelbox
• Pseudochama gryphina (Lamarck, 1819) ^[3]
• Pseudochama inezae Bayer, 1943 – alabaster jewelbox
• Pseudochama radians (Lamarck, 1819) – Atlantic jewelbox (accepted as Pseudochama cristella Lamarck, 1819)^[4]

Synonyms:

• Chama cornuta Dillwyn, 1817 and Chama gryphina Lamarck, 1819 have been accepted as Pseudochama gryphina.

Notes and References

1. https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=18144 Fossilworks
2. Abbott, R.T. & Morris, P.A. A Field Guide to Shells: Atlantic and Gulf Coasts and the West Indies. New York: Houghton Mifflin, 1995. 53.
3. http://www.marinespecies.org/aphia.php?p=taxdetails&id=139122 WoRMS
4. http://www.marinespecies.org/aphia.php?p=taxdetails&id=504796 P. cristella at WoRMS