tetrabranchiate

[ te-truh-brang-kee-it, -eyt ]

Phonetic (Standard)IPA

adjective

belonging or pertaining to the Nautiloidea (Tetrabranchiata), a subclass or order of cephalopods with four gills, including the pearly nautilus and numerous fossil forms.

tetrabranchiate

adjective

of, relating to, or belonging to the Tetrabranchiata, a former order of cephalopod molluscs having four gills and including the pearly nautilus

noun

any mollusc belonging to the Tetrabranchiata

Discover More

Word History and Origins

Origin of tetrabranchiate¹

First recorded in 1825–35; tetra- + branchiate

Discover More

Example Sentences

Examples have not been reviewed.

Tetrabranchiate, tet-ra-brang′ki-āt, adj. having four gills.—n.pl.

From

Sī′phonostome, a siphonostomatous animal, as a fish-louse; Sī′phuncle, the siphon or funnel of tetrabranchiate cephalopods: a nectary.—adjs.

From

Rhyncholite, ring′kō-līt, n. the fossil beak of a tetrabranchiate cephalopod.

From

Lastly, a few Cephalopods have been found, still wholly referable to the Tetrabranchiate group, and belonging to the old genera Orthoceras and Cyrtoceras and the long-lived Nautilus.

From

Page 272 Upon the whole, the most characteristic of all the Cretaceous Molluscs are the Cephalopods, represented by the remains of both Tetrabranchiate and Dibranchiate forms.

From

tetrabrach tetrabromofluorescein

Browse