turritellid Zool.
(tʌrɪˈtɛlɪd)
[ad. mod.L. Turritellid-æ pl., f. Turritella (Lamarck, 1799), name of the typical genus, f. turris tower; see -id3.]
A gastropod of the family Turritellidæ, characterized by long turreted shells with spiral striations; a screw-shell. So turriˈtelloid a. [-oid], resembling a screw-shell; having the characters of the Turritellidæ.
| 1860 P. P. Carpenter in Rep. Smithsonian Instit. 1859, 206 The Turritelloid worm-shells. 1861 Ibid. 1860, 210 The shells of Siphonium, though spiral at birth, have no Turritelloid portion. 1895 Funk's Standard Dict., Turritellid. |