Species Westraltrachia derbyi (Cox, 1892)

Museums

Regional Maps

• Helix (Hadra) derbyi Cox, J.C. 1892. Descriptions of some new species of pulmonate Mollusca from Australia and the Solomon Islands. Proceedings of the Linnean Society of New South Wales 2 6: 565-570 [23 May 1892] [566].

  Type data:

   
  Syntype(s) AM C64883 1 specimen, Derby District and Napier Range, WA; AM C106548 12 specimens, Derby District and Napier Range, WA; WAM 52–40 4 specimens, Napier Range.
• Helix (Trachia) derbyana Smith, E.A. 1894. On the land-shells of Western Australia. Proceedings of the Malacological Society of London 1: 84-99 [June 1894] [92].

  Type data:

   Holotype BMNH 1888.11.28.70, Barrier Ranges, WA.

  Type locality references:

  Iredale, T. 1938. A basic list of the land Mollusca of Australia. Pt III. The Australian Zoologist 9: 83-124 [Date published 30 Nov. 1938] [115].
• Trachia orthocheila Ancey, C.F. 1898. Observations on Papuan land and freshwater shells with descriptions of new species from New Guinea and Western Australia. Proceedings of the Linnean Society of New South Wales 22: 771-778 [4 June 1898] [774].

  Type data:

   
  Syntype(s) AM C64887 1 specimen, Oscar Range, 100 miles inland from Derby, WA; WAM 53–40 5 specimens, Oscar Range, 100 miles inland from Derby, WA.

 

Taxonomic Decision for Synonymy

• Solem, A. 1984. Camaenid land snails from Western and Central Australia (Mollusca : Pulmonata : Camaenidae). IV. Taxa from the Kimberley, Westraltrachia Iredale, 1933 and related genera. Records of the Western Australian Museum, Supplement 17: 427-705 [540]

 

Distribution

States

Western Australia

Extra Distribution Information

Napier Range and Cycad Hill.

drainage basins and coastal and oceanic zones

Original AFD Distribution Data

Australian Region

• Australia
  • Western Australia: N coastal

Ecological Descriptors

Saxicoline.

Extra Ecological Information

Under rocks.

 

General References

Solem, A. & Christensen, C. 1984. Camaenid land snail reproductive cycle and growth patterns in semi-arid areas of north-western Australia. Australian Journal of Zoology 32: 471-491 (breeding)

 

History of changes

Published	As part of group	Action Date	Action Type	Compiler(s)
05-Feb-2014	HELICOIDEA	26-Jul-2012	MODIFIED	Dr John Stanisic
		12-Feb-2010	(import)