Carinacea

== Translingual == === Etymology === From Latin carīna (“keel or hull of a ship”) +‎ -acea. === Proper noun === Carinacea A taxonomic infraclass within the class Echinoidea – certain sea urchins. ==== Hypernyms ==== (infraclass): Eukaryota – superkingdom; Animalia – kingdom; Bilateria – subkingdom; Deuterostomia – infrakingdom; Deuterostomia – superphylum; Echinodermata – phylum; Echinozoa – subphylum; Echinoidea – class; Euechinoidea - subclass ==== Hyponyms ==== (infraclass): Arbacioida, Camarodonta, Salenioida, Stomopneustoida - orders ==== Coordinate terms ==== (infraclass in Euechinoida): Acroechinoidea, Irregularia - infraclasses; Echinothurioida - order not placed in infraclass === References === Euechinoidea on Wikipedia.Wikipedia Carinacea on Wikispecies.Wikispecies Category:Carinacea on Wikimedia Commons.Wikimedia Commons