Gemmula graeffei, common name Graeffe's turrid, is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.[1]
| Gemmula graeffei | |
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| Original image of a shell of Gemmula graeffei | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Neogastropoda |
| Superfamily: | Conoidea |
| Family: | Turridae |
| Genus: | Gemmula |
| Species: | G. graeffei
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| Binomial name | |
| Gemmula graeffei (Weinkauff, 1875)
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| Synonyms[1] | |
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Description edit
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 [2] [3]
Distribution edit
This marine species occurs off the Fiji Islands; Queensland, Australia; the Philippines.
References edit
- ^ a b Gemmula graeffei (Weinkauff, 1875). Retrieved through: World Register of Marine Species.
- ^ G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences
This article incorporates text from this source, which is in the public domain.
- ^ Weinkauff H.C. (1875). Ueber eine kritische Gruppe des Genus Pleurotoma Lam. sensu stricto. Jahrbücher der Deutschen Malakozoologischen Gesellschaft. 2: 285-292, pl. 9
- 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 edit
- Gastropods.com: Gemmula (Gemmula) graeffei
- Tucker, J.K. 2004 Catalog of recent and fossil turrids (Mollusca: Gastropoda). Zootaxa 682:1-1295.
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