Cyproideidae

File:Hunchback amphipods.jpg

{{Short description|Family of crustaceans}}

{{Automatic taxobox

| taxon = Cyproideidae

| authority = J. L. Barnard, 1974

| subdivision_ranks = Genera

| subdivision = 18, see text

}}

Cyproideidae is a family of amphipod crustaceans. Eighteen genera and 43 species{{cite journal |author=J. K. Lowry & B. A. R. Azman |year=2008 |title=A new genus and species of cyproideid amphipod associated with unstalked crinoids on the Great Barrier Reef, Australia |journal=Zootaxa |volume=1760 |pages=59–68 |url=http://mapress.com/zootaxa/2008/f/zt01760p068.pdf |format=PDF}} have been described as of 2009. They mostly occur mostly in the Southern Hemisphere, where they form associations with corals, sponges, crinoids and hydroids.{{cite journal |author=B. A. R. Azman |year=2009 |title=Cyproideidae |journal=Zootaxa |volume=2260 |pages=380–392 |url=http://mapress.com/zootaxa/2009/f/zt02260p392.pdf |format=PDF}}