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Stenomelania cf. aspirans (Hinds, 1844)

Diagnostic features

A very large black, smooth elongate shell that is always decollate in Australian specimens.The upper part of the whorls is concave, especially noticeably in the more mature whorls.

Classification

Stenomelania cf. aspirans (Hinds, 1844)

Class Gastropoda

Subclass Caenogastropoda

Order Cerithiomorpha

Superfamily Cerithiodea

Family Thiaridae

Genus Stenomelania Fischer,1885

Original name: Melania aspirans Hinds, 1844. Hinds, R. B. (1844). Descriptions of new species of Melania collected during the Voyage of H.M.S. Sulphur. Annals and Magazine of Natural History 14: 8-10.

Type locality: Fiji.

Biology and ecology

Burrows in sediment and gravel in cool running freshwater streams in tropical rainforest areas. The brood pouch of Stenomelania cf aspirans may contain several hundred juveniles in various stages of development.  

Distribution

Tropical northeast Queensland. Outside of Australia, this species is found in the Bismark Archipelago, Solomon Islands, Vanuatu, New Caledonia, Fiji and Samoa.

Further reading

Glaubrecht, M., Brinkmann, N. & Pöppe, J. (2009). Diversity and disparity ‘down under’: systematics, biogeography and reproductive modes of the ‘marsupial’ freshwater Thiaridae (Caenogastropoda, Cerithioidea) in Australia. Zoosystematics and Evolution 85: 199-275.

Iredale, T. (1943). A basic list of the fresh water Mollusca of Australia. Australian Zoologist 10: 188-230.

Maaß, N. & Glaubrecht, M. (2012). Comparing the reproductive biology of three “marsupial”, eu-viviparous gastropods (Cerithioidea, Thiaridae) from drainages of Australia’s monsoonal north. Zoosystematics and Evolution 88: 293–315. 

Smith, B. J. (1992). Non-marine Mollusca. Pp. i-xii, 1-408 in W. W. K. Houston. Zoological Catalogue of Australia, 8. Canberra, Australian Government Publishing Service.