Subfamily Ammotrophinae Durham 1955 (sand dollar)

Echinoidea - Clypeasteroida - Clypeasteridae

Full reference: J. W. Durham. 1955. Classification of clypeasteroid echinoids. California University Publications in Geological Sciences 31:73-198

Parent taxon: Clypeasteridae according to A. Kroh and A. B. Smith 2010

See also Durham 1955

Sister taxa: Arachnoidinae, Clypeaster, Clypeasterinae, Diplothecanthus

Subtaxa: Ammotrophus Monostychia Scutellinoides

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Type: Ammotrophus

Ecology: slow-moving semi-infaunal detritivore

Distribution:

• Miocene to Pliocene of Australia (1 collection)

• Miocene of Australia (1)

• Oligocene of Australia (1)

Total: 3 collections including 4 occurrences

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