A manual of the land and fresh-water shells of the British Islands / with figures of each of the kinds. By William Turton, M. D.

  • Turton, William, 1762-1835.
Date:
1840
Catalogue details

Licence: Public Domain Mark

Credit: A manual of the land and fresh-water shells of the British Islands / with figures of each of the kinds. By William Turton, M. D. Source: Wellcome Collection.

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    i) TEsTACELLA Maugei, t. 3. £18. Testacellus Maugei Pérussac,— Turton, Man. ed. 1. O75 F418: Testacella haliotidea Drap. 18. f. 46—48. Testacellus europeeus Montfort, ii. 95. A native of Teneriffe. First noticed as having been introduced into this country by Férussac, and then by Miller of Bristol. Helix decollata Linn. s.n. 1247. Bulimus decollatus Drap. 76. t. 4. f. 27, 28.; Turton, Man. ed. 1.77. £.5.; Rossm. Icon. f. 384. A native of France. Dr. Turton gives the following account of the reason why he included this shell in the British Fauna. It “was observed to breed in great abun- dance for many successive years in the green-house at Wotten, in South Devon, the seat of H. Studdy, Esq., lodged in the earth, under the woodwork, whence they wandered abroad in the summer. This woodwork and the earth were replaced with stone, by which the colony was lost.” ool. Journ. 565., and Man. ed. 1. 77; where, he adds, “no fo- reign earth was ever known to have been admitted into the house; and they were considered by the gardeners as natives. All that were preserved we owe to the diligence of Mrs. Griffiths and Miss Hill.” The nucleus or newly-hatched shell is small, mal elongates the shell without enlarging the size of the whorls, until it has perfected 6 or 8 whorls; it then gradually enlarges the whorls, and rather B 3