Concavodonta

Concavodonta; Temporal range: Caradoc to Ashgill
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Nuculida
Family:	†Praenuculidae
Subfamily:	†Concavodontinae
Genus:	†Concavodonta; Babin & Melou, 1972
Species
	C. imbricata; C. ovalis; C. ponderata;

Concavodonta is an extinct genus of early bivalve in the extinct family Praenuculidae. The genus is one of three genera in the subfamily Concavodontinae. Concavodonta is known solely from late Ordovician, Caradoc epoch, fossils found in Europe and South America. The genus currently contains three accepted species, Concavodonta imbricata, Concavodonta ovalis and the type species Concavodonta ponderata.^[1]

^ Sánchez, T.M. (1999). "New Late Ordovician (Early Caradoc) bivalves from the Sierra de Villicum (Argentine Precordillera)". Journal of Paleontology. 73 (1): 66–76. doi:10.1017/S0022336000027554. JSTOR 1306745. S2CID 133414164.

[Sánchez1999-1] Sánchez, T.M. (1999). "New Late Ordovician (Early Caradoc) bivalves from the Sierra de Villicum (Argentine Precordillera)". Journal of Paleontology. 73 (1): 66–76. doi:10.1017/S0022336000027554. JSTOR 1306745. S2CID 133414164.

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