Gastropoda - Pyramidelloidea - Streptacididae

Full reference: D. H. Erwin. 1988. Permian Gastropoda of the southwestern United States: Cerithiacean, Acteonacea, and Pyramidellacea. Journal of Paleontology 62(4):566-575

Belongs to Donaldina according to D. H. Erwin 1988

Sister taxa: Donaldina americana, Donaldina attenuata, Donaldina barnetti, Donaldina bellilineata, Donaldina costatula, Donaldina filosa, Donaldina fountainensis, Donaldina gigantea, Donaldina gracilis, Donaldina grantonensis, Donaldina marigoldensis, Donaldina media, Donaldina nana, Donaldina ohioensis, Donaldina pulchra, Donaldina pygmaea, Donaldina quadrata, Donaldina quinquecarina, Donaldina robusta, Donaldina stevensana, Donaldina swallowiana, Donaldina texana, Donaldina zadoe, Donaldina zardinii

Type specimen: USNM 400696, a shell. Its type locality is USNM712f, Ruddy Tank, Hueco Mountains, which is in an Artinskian shallow subtidal limestone in the Hueco Formation of Texas.

Ecology: epifaunal carnivore

Average measurements (in mm): shell width 1.82