Monotremata


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Related to Monotremata: Ornithorhynchidae, Marsupialia

Mon·o·tre·ma·ta

(mon'ō-trē'mă-tă),
An order of egg-laying mammals that have a cloaca or common chamber that receives digestive, urinary, and reproductive products; only Australia has such forms, the duck-billed platypus (Ornithorhynchus) and the echidna (Tachyglossus).
[mono- + G. trēma, a hole]
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References in periodicals archive ?
Thomas O (1888) Catalogue of the Marsupialia and Monotremata in the collection of the British Museum (Natural History).
The First non-Australian monotreme: an early Paleocene South America platypus (Monotremata, Ornithorhynchidae).
The complete mitochondrial genome of the wallaroo (Macropus robustus) and the phylogenetic relationship among Monotremata, Marsupialia, and Eutheria.