Copy 1

A conchological dictionary of the British Islands / by William Turton.

  • William Turton
Date:
1819
Catalogue details

Licence: Public Domain Mark

Credit: A conchological dictionary of the British Islands / by William Turton. Source: Wellcome Collection.

    254/366 (page 168)
    teeth. The size also never exceeds a line; and we have: found them at all times of the year, both in England andi Ireland, in the sandy sediment of streams, where neitherr the T. cornea nor amnica are to be met with. v. v. 3. Tellina amnica. River Tellen. Dorset Cat. pl. 7. f. 2. a—Wood, pl. 47. f. 6. Tellina rivalis. Linn. Trans. iii. pl. 13. £.37, 38—De-- novan, pl. 64. f. 2. Cardium amnicum. Montagu, p. 86. Shell thin, semitransparent, somewhat heart-shaped,, shining brownish or blueish horn-color, often yellowish to-- wards the margin, white when dead, regularly grooved! transversely, a little oblique and produced at one end; in-- side blueish-white : beaks obtuse ; teeth two in one valve,, and two lateral ones each side, and one in the other with: a single lateral one each side, which are strong and ele-- vated above the margin : length about a quarter of an inch ;; breadth three-eighths. in most rivers with a sandy bottom. v. wv. 4. Tellina rubra. Red Tellen. Cardium rubrum. Montugu, pl. 27.f.4—Wakker,f. 86. Shell oval-globular, semitransparent, smooth but nott glossy, or obscurely striate transversely, of an uniform rich: deep purple red: beaks prominent, obtuse, purple red ;; inside dark glossy purple: hinge with two minute purple: teeth in one valve placed close together, in the other simi-- lar teeth but placed remote so as to admit the teeth of thes opposite valve between them; and im both valves a strong; projecting white tooth or protuberance on one side only :! length hardly the tenth of an inch; breadth a little more? than its length. Abundantly in the crevices of rocks in the south of De--. -VOn, 8. B. Oval and flat, 5 ta 19, 5. Tellina lineata. Lineated Tellen. Fig. 16. Shell somewhat oval, flat, thin, semitransparent, rounded at ove end, narrowed and somewhat angular at the other,, sloping down the-cartilage side, marked with numerouss: fines, é