Species Semicassis semigranosa (Lamarck, 1822)
Half-grained Helmet
- Cassis semigranosa Lamarck, J.B.P.A. de M. 1822. Histoire naturelle des Animaux sans Vertèbres. Paris : J.B. Lamarck Vol. 7 711 pp. [228, no. 23].
Type data:
Holotype MHNG, Nouvelle-Hollande, restricted to Hobart, Tasmania.
Generic Combinations
- Semicassis (Antephalium) semigranosum (Lamarck, 1822). —
Wilson, B. 1993. Australian Marine Shells. Prosobranch Gastropods. Kallaroo, Western Australia : Odyssey Publishing Vol. 1 408 pp. [235, pl. 37, figs 10a-b] - Phalium semigranosum (Lamarck, 1822). —
Abbott, R.T. 1968. The helmet shells of the world (Cassidae). Part 1. Indo-Pacific Mollusca 2(9): 7-201 [145] - Antephalium semigranosum (Lamarck, 1822). —
Iredale, T. 1927. A review of Australian helmet shells (Family Cassididae - Phylum Mollusca). Records of the Australian Museum 15: 321-354 [351] (New combination) - Semicassis semigranosum (Lamarck, 1822). —
Iredale, T. 1927. A review of Australian helmet shells (Family Cassididae - Phylum Mollusca). Records of the Australian Museum 15: 321-354
Distribution
States
New South Wales, South Australia, Tasmania, Victoria, Western Australia
Extra Distribution Information
New Zealand
IMCRA
Southwest Shelf Province (31), Great Australian Bight Shelf Transition (32), Spencer Gulf Shelf Province (33), Western Bass Strait Shelf Transition (34), Bass Strait Shelf Province (35), Tasmanian Shelf Province (36), Southeast Shelf Transition (37)
Ecological Descriptors
Continental shelf, continental slope, intertidal, marine, sand, shallow subtidal, subtidal.
Extra Ecological Information
To 360 m
General References
Abbott, R.T. 1968. The helmet shells of the world (Cassidae). Part 1. Indo-Pacific Mollusca 2(9): 7-201 [146, 148]
Beechey, D. 2000. Semicassis semigranosum (Lamarck, 1822). The seashells of New South Wales website. http://seashellsofnsw.org.au/Cassidae/Pages/semicassis_semigranosum.htm (date accessed 10/7/2012)
Cotton, B.C. 1945. Southern Australian Gastropoda. Part 1. Streptoneura. Transactions of the Royal Society of South Australia 69(1): 150-171 [169]
Cotton, B.C. 1954. Family Cassididae. Royal Society of South Australia Malacological Section 4: 4 pp. [4]
Iredale, T. & McMichael, D.F. 1962. A reference list of the marine Mollusca of New South Wales. Memoirs of the Australian Museum 11: 1–109 [56]
Kreipl, K. 1997. Recent Cassidae. Weisbaden : Verlag Christa Hemman 151 pp., pls 1-24. [65, pl. 24, figs 80-80a]
Wilson, B. 1993. Australian Marine Shells. Prosobranch Gastropods. Kallaroo, Western Australia : Odyssey Publishing Vol. 1 408 pp. [235, pl. 37, figs 10a-b]
Wilson, B.R. & Gillett, K. 1971. Australian shells: illustrating and describing 600 species of marine gastropods found in Australian waters. Sydney : Reed Books 168 pp. [68, pl. 48, fig. 7]
Common Name References
Coleman, N. 1975. What Shell is That? Sydney : Lansdowne Press 298 pp. [181] (as Phalium semigranosum (Lamarck, 1822)) (Half-grained Helmet)
History of changes
Published | As part of group | Action Date | Action Type | Compiler(s) |
---|---|---|---|---|
07-Feb-2024 | LITTORINIMORPHA Golikov & Starobogatov, 1975 | 06-Oct-2023 | MODIFIED | Dr Mandy Reid (ABRS) |
01-Jun-2021 | TONNOIDEA | 24-Jul-2012 | MOVED | Mr Des Beechey (AM) Ms Anouk Mututantri (AM) |
01-Jun-2021 | 18-Jul-2012 | MODIFIED | ||
08-Mar-2012 | MODIFIED |