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.

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    them. In the second plate of the eighth vol. of the Linnean Transactions, these two are placed together, exhibiting their different appearances. | Western coasts: veryrare. v. m7. — 21. Venus orbiculata. Orbicular Venus. Montagu, pi. 29. f. 7. Shell orbicular, rather flat, white, striate longitudinally and transversely ; inside white, with the margin plain: beaks extremely small, with a minute heart-shaped depres- sion under them: hinge with two teeth placed together, and a remote one standing transversely ; the margin where the lateral tooth is placed projecting into an angle: diame- ter five-eighths of an inch. It has much the appearance of the last, but is not so flat, is more rounded and more coarsely reticulate, and the la- teral tooth is much more remote. Found by Captain Laskey, near Dunbar: very rare. 22. Venus undata. WWaved Venus. Fig. 64. Pennant, pl. 58. f. 3—Donovan, pl. 121—Linn. Trans. Vi pled]. to 17, 18. : Shell very thin and transparent, rather convex, yellow- ish white with mostly a ferruginous tinge, marked with fine irregular transverse striz or wrinkles, a little irregu- larly undulate round the circumference ; inside glossy yel- lowish-white, with the margin very sharp edged and plain: beaks prominent, rather pointed, very little inclining to one side, without the heart-shaped depression under them: hinge with three teeth in one valve, and two in the other : length above an inch; breadth rather more. Western coasts, and Dublin bay. v. v. 23. Venus exoleta. Antiquated Venus. Lister, pl. 291. f. 127, and pl. 293. f. 129-Pennant, pl. 57. f. 3—Da Costa, pl. 12. £. 5—Donevan, pl. 40 ee Dorset Cat. pl. 8. f. 5—Linn. Trans. vi. pl. 17.£.9, 10, and will. pls 3.,f. 1. Shell strong, orbicular, flattish, often a little angular to- wards thefront margin on the cartilage side, with extremely fine and regular close-set transverse strie, and a few deeper ¥ antiquated