Gastropoda - Architaenioglossa - Ampullinidae

Alternative spelling: Amaurellina (Pachycrommium)

Synonym: Pseudocrommium Clark 1946

Full reference: W. P. Woodring. 1928. Miocene Molluscs from Bowden, Jamaica. Part 2: Gastropods and discussion of results . Contributions to the Geology and Palaeontology of the West Indies

Parent taxon: Ampullinidae according to M. Harzhauser 2007

Sister taxa: Amaurellina, Ampullellinae, Ampullina, Ampullininae, Ampullinopsis, Ampullonatica, Cernina, Globularia, Warakia

Subtaxa: Amaurellina (Pachycrommium) fahmii, Amaurellina (Pachycrommium) moradi, Pachycrommium carmenensis, Pachycrommium clarki, Pachycrommium dalli, Pachycrommium eburnoides, Pachycrommium harrisi, Pachycrommium indicum, Pachycrommium martini, Pachycrommium nagaoi, Pachycrommium oweni, Pachycrommium saginata, Pseudocrommium gabrielensis

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Type: Amaura guppyi

Ecology: epifaunal grazer