| 释义 |
‖ Terebratula Zool. and Palæont.|tɛrɪˈbrætjʊlə|
Pl. -æ, also -as. Also (after F.) tereˈbratule.
[mod.L. (Lhwyd, 1699), quasi-dim. of L. terebrātus, fem. -a, pa. pple. of terebrāre to bore. So F. térébratule.]
A genus of brachiopods, mostly extinct: so called from the perforated beak of the ventral valve. Formerly used more widely to include any (esp. fossil) members of the Terebratulidæ and related families; the lamp-shells.
1822J. Flint Lett. Amer. 102 Limestone..is literally conglomerated with organic remains. Amongst these, the most remarkable is a species of terebratula. 1822J. Parkinson Outl. Oryctol. 250 Some of the multilocular univalves, and of the terebratulas. 1851Woodward Mollusca i. 12 Deepest of all, the terebratulæ are found, commonly at fifty..and sometimes at one hundred fathoms, even in Polar seas. 1853Th. Ross Humboldt's Trav. III. xxix. 165 Petrifactions of pecten, cardites, terebratules, and madrepores.
Hence tereˈbratular a., of or pertaining to a terebratula; tereˈbratuliform a., having the form of a terebratula; tereˈbratuline a., belonging to or having the character of the Terebratulidæ; tereˈbratulite, a fossil Terebratula or lamp-shell; tereˈbratuloid, a. resembling or related to the genus Terebratula; n. a species or congener of this genus.
1822J. Parkinson Outl. Oryctol. 334 In the masses of mountain limestone..are immense accumulations of crinoideal and *terebratular remains.
1864Webster, *Terebratuliform, having the general form of terebratula shell.
1891Cent. Dict., *Terebratuline.
1830Lyell Princ. Geol. I. 127 A great calcareous formation,..in which are included coral-lines, productæ, *terebratulites, &c. 1853Th. Ross Humboldt's Trav. III. xxix. 166 note, The ‘Roche à ravets’ of Martinique and Hayti..is..filled with terebratulites, and other vestiges of sea-shells.
1895F. R. C. Reed Brachiopods (Fossil) in Camb. Nat. Hist. III. 512 The *Terebratuloids can be traced back to the primitive type Renssoellaria. |