Gemmula graeffei
{{Short description|Species of gastropod}}
{{Use dmy dates|date=January 2021}}
{{Speciesbox
|taxon = Gemmula graeffei
|image = Gemmula graeffei 001.jpg
|image_caption = Original image of a shell of Gemmula graeffei
|authority = (Weinkauff, 1875)
|synonyms =
- Gemmula (Gemmula) graeffei (Weinkauff, 1875)
- Pleurotoma graeffei Weinkauff, 1875 (original combination)
- Pleurotoma punctata auct. [not punctata Reeve].
|display_parents = 3
}}
Gemmula graeffei, common name Graeffe's turrid, is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.{{WRMS species|433848|Gemmula graeffei (Weinkauff, 1875)}}
Description
The length of the shell varies between 13 mm and 35 mm.
The brownish, fusiform shell is crenulately carinate or cingulate. The ribs are lighter-colored. The median carina is stronger, with larger crenulations. The acute apex is corneous and consists of 3½ whorls. The first one is smooth, the others longitudinally plicate. The ovate aperture is plicate within. The columella is upright. The siphonal canal is long and narrow, with a narrow slit above. The acute outer lip is curved [https://archive.org/details/manualconch06tryorich G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences] {{PD-notice}} [https://www.biodiversitylibrary.org/page/27002925 Weinkauff H.C. (1875). Ueber eine kritische Gruppe des Genus Pleurotoma Lam. sensu stricto. Jahrbücher der Deutschen Malakozoologischen Gesellschaft. 2: 285-292, pl. 9]
Distribution
This marine species occurs off the Fiji Islands; Queensland, Australia; the Philippines.
References
{{Reflist}}
- Brazier, J. 1876. A list of the Pleurotomidae collected during the Chevert expedition, with the description of the new species. Proceedings of the Linnean Society of New South Wales 1: 151–162
- Hedley, C. 1922. A revision of the Australian Turridae. Records of the Australian Museum 13(6): 213–359, pls 42–56
- Shuto, T. 1969. Neogene gastropods from Panay Island, the Philippines. Memoires of the Faculty of Science, Kyushu University 19(1): 1-250
- Cernohorsky, W.O. 1978. Tropical Pacific marine shells. Sydney : Pacific Publications 352 pp., 68 pls.
- Wilson, B. 1994. Australian marine shells. Prosobranch gastropods. Kallaroo, WA : Odyssey Publishing Vol. 2 370 pp.
External links
- [http://www.gastropods.com/6/Shell_3766.shtml Gastropods.com: Gemmula (Gemmula) graeffei]
- [http://www.mapress.com/zootaxa/2004f/z00682f.pdf Tucker, J.K. 2004 Catalog of recent and fossil turrids (Mollusca: Gastropoda). Zootaxa 682:1-1295].
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{{DEFAULTSORT:Gemmula Graeffei}}