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Pelvic Fins of the Lepidosiren

Abstract

A REMARKABLE and unique feature of Lepidosiren paradoxa is the conversion of the pelvic fin of the male, during the breeding season, into a large gill-like organ. Much confusion exists both as regards the historical development of our knowledge of this phenomenon and also as regards its probable functional significance.

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FOXON, G. Pelvic Fins of the Lepidosiren. Nature 131, 732–733 (1933). https://doi.org/10.1038/131732a0

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