Australian Biological Resources Study

Australian Faunal Directory

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Species Semicassis pyrum (Lamarck, 1822)

Globe Helmet, Pear Bonnet, Pear Helmet, Smooth Helmet, Spotted Helmet, White Helmet

 

Generic Combinations

 

Distribution

States

New South Wales, South Australia, Tasmania, Victoria, Western Australia


Extra Distribution Information

New Zealand, South Africa


IBRA and IMCRA regions (map not available)

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), Central Eastern Shelf Province (38)

Ecological Descriptors

Continental shelf, continental slope, marine.

Extra Ecological Information

In 50-650 m

 

General References

Abbott, R.T. 1968. The helmet shells of the world (Cassidae). Part 1. Indo-Pacific Mollusca 2(9): 7-201 [166-173, pls 13, figs 151-157] (as Phalium pyrum (Lamarck, 1822))

Beechey, D. 2000. Semicassis pryum (Lamarck, 1822). The seashells of New South Wales website. http://seashellsofnsw.org.au/Cassidae/Pages/semicassis_pyrum.htm (date accessed 10/7/2012)

Gabriel, C.J. 1962. Additions to the marine molluscan fauna of south eastern Australia including descriptions of new genus Pillarginella, six new marine species and two subspecies. Memoirs of the National Museum of Victoria, Melbourne 25: 177–210, 1 pl. [Date published 1 May 1962] [185] (as Xenogalea nivea)

Iredale, T. 1924. Results from Roy Bell's molluscan collections. Proceedings of the Linnean Society of New South Wales 49(3): 179–279, pls 33–36 [254] (as Phalium pyrum)

Iredale, T. 1927. A review of Australian helmet shells (Family Cassididae - Phylum Mollusca). Records of the Australian Museum 15: 321-354 [339-340] (as Xenogalea pyrum)

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 [55]

Kreipl, K. 1997. Recent Cassidae. Weisbaden : Verlag Christa Hemman 151 pp., pls 1-24. [60, pl. 21, figs 71-71d]

Macpherson, J.H. & Gabriel, C.J. 1962. Marine molluscs of Victoria. Melbourne : Melbourne University Press & National Museum of Victoria 475 pp. [147] (as Xenogalea pyrum)

Macpherson, J.H. & Gabriel, C.J. 1962. Marine molluscs of Victoria. Melbourne : Melbourne University Press & National Museum of Victoria 475 pp. [151] (as Xenogalea nivea)

Pritchard, G.B. & Gatliff, J.H. 1900. Catalogue of the marine shells of Victoria. Part III. Proceedings of the Royal Society of Victoria 12(2): 170–205 [189] (as Cassis pyrum)

Verco, J.C. 1912. Shells from the Great Australian Bight. Transactions of the Royal Society of South Australia 36: 206-232 [217] (as Cassidea pyrum)

Wilson, B. 1993. Australian Marine Shells. Prosobranch Gastropods. Kallaroo, Western Australia : Odyssey Publishing Vol. 1 408 pp. [234, pl. 37, figs 8, 11a-e]

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. [70, pl. 49, figs 1-1c]

 

History of changes

Note that this list may be incomplete for dates prior to September 2013.
Published As part of group Action Date Action Type Compiler(s)
01-Jun-2021 TONNOIDEA 10-Jul-2012 MODIFIED Mr Des Beechey (AM) Ms Anouk Mututantri (AM)
08-Mar-2012 MODIFIED