Monotremata


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Related to Monotremata: Ornithorhynchidae, Marsupialia
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Monotremata - coextensive with the subclass Prototheria
animal order - the order of animals
Prototheria, subclass Prototheria - echidnas; platypus
References in periodicals archive ?
Monotremata, Insectivora, Scandentia and Cetacea show a 'primitive splenic type' distinguished by a closed circulation.
Nowak, a mammalogist, provides a physical description and basic account of natural history for each genus of living mammal: Monotremata, Marsupialia, Afrotheria, Xenarthra, and Sundatheria.
However, current views give considerable support for recognizing three separate groups of living mammals, the basal lineage represents the Monotremata in Prototheria, and the derived sister groups are the marsupials in Metatheria and the placentals in Eutheria.