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n. pl.1.(Zool.) A division of monotremes which comprises the spiny ant-eaters of Australia and New Guinea. See Illust. under Echidna.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
There is some support for dividing the monotremes into two orders (Platypoda and Tachyglossa) but single order was retained in this volume.