MUSSELpdb

Taxonomy

all genera

Unionidae

Species & Genus Richness of
freshwater mussels
by Taxonomy

Species & Genus Richness of
freshwater bivalves
by Family

Geography

Species Richness & Endemism of
freshwater mussels
by Geography

Data last updated
Thu 22 January 2026

Publication Darragh (1986): summary

Full Citation

Darragh, T.A. 1986. The Cainozoic Trigoniidae of Australia. Alcheringa 10: 1-34. Available electronically.

Attributed Nominal Species

Eotrigonia eocenica Darragh, 1986 = Eotrigonia eocenica

Darragh, 1986. Alcheringa 10: 10, fig. 5F-I.

Neotrigonia medipontea Darragh, 1986 = Neotrigonia medipontea

Darragh, 1986. Alcheringa 10: 25, figs. 9A-E.

Eotrigonia paleocenica Darragh, 1986 = Eotrigonia paleocenica

Darragh, 1986. Alcheringa 10: 8, figs. 4G, I-L, N, 5A-B.

Taxonomic Opinions

Eotrigonia eocenica sp. nov.

Eotrigonia intersitans (Tate in Tate & Dennant, 1896)

+ Trigonia tatei Pritchard, 1895

Eotrigonia paleocenica sp. nov.

Eotrigonia subundulata (Jenkins, 1865)

+ Trigonia semiundulata McCoy, 1866

+ Trigonia semiundulata var. lutosa Pritchard, 1903

+ Trigonia semiundulata var. granosa Pritchard, 1903

Eotrigonia tubulifera (Tate, 1885)

There are 27 species taxonomic opinions attributed to this publication.

Neotrigonia acuticostata (McCoy, 1866) = Neotrigonia acuticosta

+ Trigonia lamarckii Jenkins, 1866

+ Neotrigonia trua Cotton, 1947

Neotrigonia bednalli (Verco, 1907) = Neotrigonia bednalli + Neotrigonia kaiyomaruae

+ Neotrigonia horia Cotton, 1953

+ Neotrigonia kaiyomaruae Habe & Nomoto, 1976

Neotrigonia gemma Iredale, 1924

Neotrigonia howitti (McCoy, 1875)

Neotrigonia lamarckii (Gray, 1838)

Neotrigonia margaritacea (Lamarck, 1804)

+ Trigonia antarctica Péron & Lesueur, 1807

+ Trigonia pectinata Lamarck, 1819

+ Trigonia nobilis A. Adams, 1854