Rhynchonellata - Atrypida - Atrypinidae

Full reference: L.E. Popov, I.F. Nikitin, and E.V. Sokiran. 1999. The earliest atrypides and athyridides (Brachiopoda) from the Ordovician of Kazakhstan. Palaeontology 42(4):625-661

Parent taxon: Spirigerininae according to A. Williams et al. 2002

Sister taxa: Australispira, Eospirigerina, Neospirigerina, Ogilviella, Qilianotryma, Schachriomonia, Spirigerina, Sulcatospira

Subtaxa: Pectenospira pectenata

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Type: Pectenospira pectenata

Ecology: stationary epifaunal suspension feeder