| 释义 |
scaphopod Zool.|ˈskæfəʊpɒd|
[ad. mod. L. class name Scaphopoda (H. G. Bronn Klassen & Ordnungen des Thier-reichs (1862) III. ii. 524), f. scapho- + Gr. πούς, ποδ- foot.]
(See quot. 1935); = tusk-shell s.v. tusk n.1 3. Also attrib.
1913B. B. Woodward Life of Mollusca iii. 47 A true Scaphopod (Dentalium) and representatives of the more primitive Ammonoidea..likewise came into existence in the Devonian epoch. 1935Twenhofel & Shrock Invertebr. Paleontol. ix. 360 Scaphopods are small, marine, bilaterally symmetrical mollusks with an external, curved and tapering tubular shell open at each end. Ibid. 362 The scaphopod shell is composed of aragonite. 1975Nature 11 Dec. 555/3 Molluscs, primarily bivalves but also scaphopods and various gastropods,..progress through soft substrates. |