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Webster 1913 Edition

Asiphonida

{ ‖

Asˊi-pho′ne-a

, ‖

A-siˊpho-na′ta

, ‖

Asˊi-phon′i-da

, }

Noun.

pl.

[NL., fr. Gr.

ἀ

priv. + [GREEK] a tube.]

(Zool.)

A group of bivalve mollusks destitute of siphons, as the oyster; the asiphonate mollusks.