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prop. n. p1.(Zool.) An earlier spelling for Chiroptera, an order of Mammalia, including the bats, having four toes of each of the anterior limbs elongated and connected by a web, so that they can be used like wings in flying. See Chiroptera and Bat.
References in periodicals archive ?
On a revision of the ethmoid bone in the Mammalia, with special reference to the description of this bone and of the sense of smelling in the Cheiroptera.