debranchiate en · ADJ
Etymology
From de- + branchiate.
Meanings
-
(not-comparable) Lacking branchiae.
Sectioned buccal masses of several debranchiate cephalopods prepared by Mrs. von Boletzky were studied with the help of S. von Boletzky at the Laboratoire Arago in Banyuls-sur-Mer.
1988, Jost Wiedmann and Jürgen Kullmann (editors), Cephalopods Present and Past: Otto Heinrich Schindewolf Symposium, Tübingen 1985 (2nd International Cephalopod Symposium), E. Schweizerbart’sche Verlagsbuchhandlung (10) (13), page 676If this is the significance of septa in the nautilus, the same must be said of all nautiloid shells, and the families of Ammonites and Orthoceratites; and as the structure of the phragmacone of Belemnites is essentially similar, it must also be applied to such debranchiate shells as are chambered.
1864 October, Harry Seeley, “On the Septa and Siphuncles of Cephalopod Shells”, in The Quarterly Journal of Science, I, № iv, page 761/2:One was wholly debranchiate, the other had but one gill plume remaining.
1934, Natural History Report: Zoology VII, British Museum, page 144