The Fauna of British India, including Ceylon and Burma / edited by A.E. Shipley, assisted by Guy A.K. Marshall. Mollusca. (Freshwater Gastropoda & Pelecypoda.) / by H.B. Preston.

Date:
1915
Catalogue details

Licence: In copyright

Credit: The Fauna of British India, including Ceylon and Burma / edited by A.E. Shipley, assisted by Guy A.K. Marshall. Mollusca. (Freshwater Gastropoda & Pelecypoda.) / by H.B. Preston. Source: Wellcome Collection.

Provider: This material has been provided by London School of Hygiene & Tropical Medicine Library & Archives Service. The original may be consulted at London School of Hygiene & Tropical Medicine Library & Archives Service.

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    the body-whorl encircled by an infra-sutural ridge forming a distinct shoulder and weakly spirally lirate throughout below the ridge ; sutui'es impressed ; peristome simple ; columella arched, a callus joining it with the lip above ; aperture inversely auriform. Alt. 33*25, diam. maj. 12-25 mm. Aperture, alt. 105, diam. 5-5 mm. Hob. Andaman Islands. The shoulder formed by the infra-sutural ridgre presents a some- what striking appearance and recalls some of the Western Pacific Island forms in which this character occurs; the other characters, however, when taken collectively or singly, easily separate it from any of the species described from those regions. 27. Tiara (Radina) multistriata (Preston). Tiara (Radina) multistriata (Preston), Rec. Ind. Mus. ii, p. 196, pi. 15, tig. 24. Shell decollate, subulate, dark olive-brown ; remaining whorls 4, rather flat, sculptured throughout with fine transverse striae and coarser spiral striae; sutures deep and incised; columella arched-; peristome acute ; aperture ovate; interior bluish grey. Alt. 26, diam. maj. 10 mm. Aperture, alt. 9-5, diam. 4 mm. Bab. Andaman Islands. Subgenus STRIATELLA. Striatella, Brot, Conch.-Cah. 1875, pp. 7, 193. Types, Melania corporosa, Gould, Tahiti; and Melania tubercu- lata, Muller, N. Africa, S. & E. Asia, Malaysia, N. Australia. Range. Add to the above S. & E. Africa and Tropical Islands of the Indian and Pacific Oceans. Original description :—Testa turrita, mediocris, longitudinaliter plus minusve striata, saepe transverse plicata; apertura basi rotun- data, columella modice torta. Testa longitudinaliter inciso-striata, sutura canaliculata. (Typ. M. corporosa.) Testa longitudinaliter elevato-lirata; rubropunctata vel ftam- mulata. (Typ. M. tuberculata.) 28. Tiara (Striatella) tuberculata (Mulltr). Kerita tuberculata, Muller, Hist. Venn. 1774 (as Nerita), Coro- mandel; H. & T., C. I. pi. 74, figs. 1-4 ; Nevill, Hand List, pt. 2, p. 239. Shell elongate, very acuminate or subulate, pale, thin, sculptured with raised spiral striae and undulating grooves, blotched with blood-red, these red markings often forming zigzag bands. Whorls 8 or 9, ornamented with longitudinal tubercular ridges, each bearing