Bothriembryon spp.

Family: Bothriembryontidae
Genus: Bothriembryon 
Species: spp.

Identification:

  • Large globose shell (height 1-6cm)
  • Shell tip (protoconch) with punctate sculpture
  • Shell with large rounded body whorl and relatively short spire
  • Aperture usually with thin outer lip
  • Umbilicus usually partly or completely closed over by columellar lip.

Morphological Distribution: Genus occurs in Southern Australia with relic species in north Western Australia and central Australia. In Western Australia occurs as far north as the Pilbara region.

Molecular (COI) Distribution: Many SRE species identified from molecular data. 

Key References:

Breure, A.S.H. and Whisson, C. (2012). Annotated type catalogue of Bothriembryon (Mollusca, Gastropoda, Orthalicoidea) in Australian museums, with a compilation of types in other museums. ZooKeys 194: 41–80. doi: 10.3897/zookeys.194.2721

Hill, A., Johnson, M.S. and Merrifield, H. (1983). An electrophoretic and morphological examination of Bothriembryon kendricki (Pulmonata: Bulimulidae), a new species previously considered conspecific with B. bulla (Menke). Australian Journal of Zoology 31: 227–242.

Iredale, T. (1939). A review of the land Mollusca of Western Australia. Records of the Western Australian Museum and Art Gallery 2(1): 1–88. [Published 1.viii.1939; same text republished 21.viii.1939 in Journal of the Royal Society of Western Australia 25:1–88 (read before the Society on 13.ix.1938, but publication delayed)].

Images

Shell image of an Australian snail
Apertural view of shell of Bothriembryon praecelsus from Kellerberrin area(photo by Corey Whisson/WA Museum)

Shell image of an Australian snail
Dorsal view of shell of Bothriembryon praecelsus from Kellerberrin area(photo by Corey Whisson/WA Museum)

Shell image of an Australian snail
Protoconch and early whorls of Bothriembryon serpentinus from south-western Australia showing punctate protoconch sculpture `(photo by Corey Whisson/WA Museum)

This guide has been developed by Corey Whisson and Lisa Kirkendale, it can be cited as follows:

Whisson, C and Kirkendale, L (2014). Field Guide to the terrestrial and freshwater molluscs of the North West, version 1.0. Western Australian Museum, Perth. http://museum.wa.gov.au/catalogues-beta/wam-fieldguides/pilbara-snails

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