Opalia
H. & A. Adams, 1853.
Whorls united, the last with a conspicuous spiral ridge round the base. No umbilicus.
Genotype:
Type species: Scalaria australis Lamarck, 1822 (by subsequent designation by de Boury 1886).
Literature cited:
Bouchet, P. & Warén, A. (1986). Revision of the Northeast Atlantic bathyal and abyssal Aclididae Eulimidae, Epitonidae (Mollusca, Gastropoda).. Bollettino Malacologico.. suppl. 2. pp: 297-576
Brown, L. & Neville, B.D. (2015). Catalog of the recent taxa of the families Epitoniidae and Nystiellidae (Mollusca: Gastropoda) with a bibliography of the descriptive and systematic literature. Zootaxa. 3907(1). pp: 001-188
Clench, W. J. & Turner, R. D. (1952). The Genera STHENORYTIS, CIRSOTREMA, ACIRSA, OPALIA and AMAEA in the Western Atlantic. Jonsonia. 2(19-32). pp: 221-355
Cotton, B.C. & Godfrey, F.K. (1931). South Australian Shells. The South Australian Naturalist. 13(1). pp: 5
Dushane, H. (1974). The Panamic-Galapagan Epitoniidae. The Veliger. 16 (Sup. 14). pp: 1-84
Kilburn, R.N (1985). The family Epitoniidae (Mollusca: Gastropoda) in southern Africa and Mozambique. Annals of the Natal Museum. 27(1). pp: 239-337
Nakayama, T. (2003). A Review of Northwest Pacific Epitoniids. Monographs of Marine Mollusca. 6. pp: 50
Opalia australis (Lamarck, 1822)
Beechey, D. (2008). pp: Opalia australis. Fig. 1.
Boat Harbour, Cronulla, NSW (C.339778)
Species List.
Species
Size mm
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Costae
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Umbilicus
Records
Distribution
