Monotremata

== Translingual == === Etymology === Ancient Greek μόνος (mónos, “single”) + τρῆμα (trêma, “perforation”) === Proper noun === Monotremata A taxonomic order within the class Mammalia – monotremes. ==== Hypernyms ==== (order): Eukaryota – superkingdom; Animalia – kingdom; Bilateria – subkingdom; Deuterostomia – infrakingdom; Chordata – phylum; Vertebrata – subphylum; Gnathostomata – infraphylum; Tetrapoda – superclass; Mammalia – class ==== Hyponyms ==== (order): Ornithorhynchoidea – sole extant superfamily Ornithorhynchidae (platypuses), Tachyglossidae (echidnas) – extant families === References === Monotremata on Wikipedia.Wikipedia Monotremata on Wikispecies.Wikispecies Category:Monotremata on Wikimedia Commons.Wikimedia Commons Monotremata in Mammal Species of the World[1] at Bucknell. Monotremata at the Tree of Life Web Project Ruggiero MA, Gordon DP, Orrell TM, Bailly N, Bourgoin T, Brusca RC, et al. (2015) A Higher Level Classification of All Living Organisms. PLoS ONE 10(4): e0119248. PMID 25923521, →DOI