Brother spike

The brother spike (Elliptio fraterna) is a species of freshwater mussel the family Unionidae, the river mussels. This species is endemic to the Savannah River, United States.^[1] It listed as "endangered "in 1996 and was changed due to insufficient information and it has a world listing of "critically imperilled/imperilled".^[2]

Brother spike
Conservation status
Data Deficient  (IUCN 2.3)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Unionida
Family:	Unionidae
Genus:	Elliptio
Species:	E. fraterna
Binomial name
Elliptio fraterna (I. Lea, 1852)
Synonyms
Elliptio fraternum