Species of bivalve 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 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] ## References[edit] 1. ^ a b Bogan, A.E.; et al. (Mollusc Specialist Group) (2000). "Elliptio fraterna". IUCN Red List of Threatened Species. 2000: e.T7645A12839104. doi:10.2305/IUCN.UK.2000.RLTS.T7645A12839104.en. Retrieved 16 November 2021. 2. ^ Kilgo, John (15 June 2005). Ecology and Management of a Forested Landscape: Fifty Years on the Savannah River Site. Island Press. p. 172\. ISBN 159726251X. Retrieved 24 June 2015. Taxon identifiers| * Wikidata: Q309265 * EoL: 492531 * GBIF: 2288313 * iNaturalist: 99850 * IRMNG: 10238364 * ITIS: 79960 * IUCN: 7645 * NCBI: 2770902 * WoRMS: 857275 | This Unionidae-related article is a stub. You can help Wikipedia by expanding it. | * v * t * e *[v]: View this template *[t]: Discuss this template *[e]: Edit this template