Chama (bivalve) explained

Chama is a genus of cemented saltwater clams, marine bivalve molluscs in the family Chamidae, the jewel boxes.

Species

Extant species within this genus include:^[1]

• Chama ambigua Lischke, 1870
• Chama anhduongae Thach, 2023
• Chama arcana F. R. Bernard, 1987
• Chama asperella Lamarck, 1819
• † Chama attenuata K. Martin, 1885
• † Chama bezanconi Cossmann, 1887
• Chama brassica Reeve, 1847
• Chama buddiana C.B. Adams, 1852
• Chama cerinorhodon Hamada & Matsukuma, 2005
• Chama cerion Matsukuma, Paulay & Hamada, 2003
• Chama circinata di Monterosato, 1878
• Chama congregata Conrad, 1833
• Chama coralloides Reeve, 1846
• † Chama cosulcata Pezant, 1911
• Chama crenulata Lamarck, 1819
• Chama croceata Lamarck, 1819
• † Chama dahanaensis Icke & K. Martin, 1907
• † Chama depauperata Deshayes, 1858
• † Chama distans Deshayes, 1858
• Chama dunkeri Lischke, 1870
• Chama echinata Broderip, 1835
• † Chama ferrata Berezovsky, 2021
• Chama florida Lamarck, 1819
• † Chama fragilis K. Martin, 1879
• Chama frondosa Broderip, 1835
• Chama gryphoides Linnaeus, 1758
• Chama hicksi Valentich-Scott & Coan, 2010
• † Chama hunua Eagle, 2000
• † Chama inornata Deshayes, 1858
• † Chama intricata Deshayes, 1858
• Chama isaacooki Healy, Lamprell & Stanisic, 1993
• Chama lactuca Dall, 1886+
• † Chama lamellifera Tenison Woods, 1877
• † Chama lamellosa Lamarck, 1806
• Chama lazarus Linnaeus, 1758
• Chama limbula Lamarck, 1819
• Chama linguafelis Reeve, 1847
• Chama lobata Broderip, 1835
• Chama macerophylla Gmelin, 1791
• † Chama niasensis Icke & K. Martin, 1907
• Chama oomedusae Matsukuma, 1996
• † Chama ovalis K. Martin, 1879
• Chama pacifica Broderip, 1835
• † Chama papyracea Deshayes, 1830
• Chama pellucida Broderip, 1835
• † Chama plicatella Melleville, 1843
• Chama producta Broderip, 1835
• Chama pulchella Reeve, 1846
• † Chama punctata Bruguière, 1792
• † Chama punctulata Deshayes, 1858
• Chama rubropicta Bartsch & Rehder, 1939
• Chama ruderalis Lamarck, 1819
• Chama sarda Reeve, 1847
• † Chama sedanensis Haanstra & Spiker, 1932
• † Chama simplex K. Martin, 1883
• Chama sinuosa Broderip, 1835
• Chama sordida Broderip, 1835
• † Chama squamosa Solander, 1766
• † Chama subcalcarata Berezovsky, 2021
• † Chama subgigas d'Orbigny, 1850
• Chama tinctoria F. R. Bernard, 1976
• † Chama umbgrovei K. Martin, 1931
• Chama venosa Reeve, 1847
• Chama yaroni Delsaerdt, 1986

Extinct species

Extinct species within this genus include:^[2]

• Chama asperella† Lamarck, 1819
• Chama aspersa† Reeve, 1846
• Chama berjadinensis† Hodson, 1927
• Chama bezanconi † Cossmann, 1887
• Chama brassica† Reeve, 1847
• Chama calcarata† Lamarck, 1806
• Chama callipona† Maury, 1924
• Chama chipolana† Dall, 1903
• Chama corticosaformis† Weisbord, 1929
• Chama eudeila† Maury, 1924
• Chama fimbriata† Defrance, 1817
• Chama fragum† Reeve, 1847
• Chama huttoni† Hector, 1886
• Chama involuta† Guppy, 1873
• Chama lamellifera† Tenison Woods, 1877
• Chama monroensis† Aldrich, 1903
• Chama nejdensis† Abbass, 1972
• Chama pacifica† Broderip, 1834
• Chama pittensis† Marwick, 1928
• Chama radiata† Dockery, 1977
• Chama reflexa† Reeve, 1846
• Chama ruderalis† Lamarck, 1819
• Chama scheibei† Anderson, 1929
• Chama strepta† Woodring, 1982

This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range 130.0 to 0.0 million years ago.). Fossil shells within this genus have been found all over the world.^[2]

Notes and References

1. http://www.marinespecies.org/aphia.php?p=taxdetails&id=137775 WoRMS
2. http://www.fossilworks.org/cgi-bin/bridge.pl?a=taxonInfo&taxon_no=17459 Fossilworks