| monotremata | <zoology> A subclass of Mammalia, having a cloaca in which the ducts of the urinary, genital, and alimentary systems terminate, as in birds. The female lays eggs like a bird. See Duck mole, under Duck, and Echidna. Origin: NL, fr. Gr. Single + hole. Source: Websters Dictionary (01 Mar 1998) |
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Synonyms : Monotrematas
| Monotremata |
coextensive with the subclass Prototheria
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| monotremata | coextensive with the subclass Prototheria |
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