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Webster 1913 Edition

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Noun.

;

pl.

Pterygopodia

(#)

[NL., fr. Gr. [GREEK], [GREEK], a fin + [GREEK], dim. of [GREEK], [GREEK], a foot.]

(Anat.)

A specially modified part of the ventral fin in male elasmobranchs, which serves as a copulatory organ, or clasper.

pterygopodium ‎(plural pterygopodia)

(anatomy) A modified part of the ventral fin in male elasmobranchs, which serves as a copulatory organ, or clasper.