ammonites
Eospirigerina Boucot and Johnson 1967 (lamp shell)

Rhynchonellata - Atrypida - Atrypinidae

Synonyms: Neorhynchula, Zanclorhyncha

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

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

Subtaxa: Eospirigerina yulangensis

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Ecology: stationary epifaunal suspension feeder