Notopala
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| Genus: | Notopala |
Notopala is a genus of large, freshwater snails with an operculum, aquatic gastropod mollusks in the family Viviparidae, the river snails or mystery snails.
Description
The shell is dextral and globose-conic.[3] The shell has up to five whorls.[3] The aperture is subovate.[3] The operculum is corneous.[3]
Species
Species within the genus Notopala include:
- † Notopala albascopularis (Etheridge, 1902) - synonym: Viviparus (?) albascopularis Etheridge, 1902[1][4] - from Aptian, Wallumbilla Formation, New South Wales[1]
- Notopala essiengionensis (Frauenfeld, 1862)[3]
- Notopala sublineata Conrad, 1850
- Notopala sublineata sublineata Conrad, 1850[5]
- Notopala sublineata alisoni (Brazier, 1979)[5]
- Notopala sublineata hanleyi (Frauenfeld, 1864)[5] / Notopala hanleyi
- † Notopala wanjacalda Cotton, 1935 - from upper Pleistocene near Sunnyside, South Australia[1]
- Notopala waterhousii (Adams & Angus, 1864)[3]
The type species of the genus Notopala is Paludina hanleyi von Frauenfeld, 1864.[1]
References
- ^ a b c d e Kear B. P., Hamilton-Bruce R. J., Smith B. J. & Gowlett-Holmes K. L. (2003). "Reassessment of Australia's oldest freshwater snail, Viviparus (?) albascopularis Etheridge, 1902 (Mollusca : Gastropoda : Viviparidae), from the Lower Cretaceous (Aptian, Wallumbilla Formation) of White Cliffs, New South Wales". Molluscan Research 23(2): 149-158. doi:10.1071/MR03003, PDF.
- ^ Cotton B. C. (1935). "Recent Australian Viviparidae and a fossil species". Records of the South Australian Museum 5: 339-344. page 339.
- ^ a b c d e f Hamilton-Bruce R. J., Smith B. J. & Gowlett-Holmes K. L. (2002). "Descriptions of a new genus and two new species of viviparid snails (Mollusca: Gastropoda: Viviparidae) from the Early Cretaceous (middle-late Albian) Griman Creek Formation of Lightning Ridge, northern New South Wales". Records of the South Australian Museum 35: 193–203. PDF
- ^ Etheridge R. Jr. (1902). "A monograph of the Cretaceous invertebrate fauna of New South Wales". Memoirs of the Geological Survey of New South Wales 11: 1-98.
- ^ a b c River Snail (Notopala sublineata). accessed 26 September 2010
External links