Rhynchonellata - Spiriferida - Spiriferidae

Alternative combination: Spirifer zitteli

Full reference: E. Schellwien. 1892. Die Fauna des karnischen Fusulinenkalks. Palaeontographica 39:1-56

Belongs to Plicatocyrtia according to K. L. Gauri 1965

Sister taxa: Anthracospirifer arcoensis, Anthracospirifer birdspringensis, Anthracospirifer curvilateralis, Anthracospirifer leidyi, Anthracospirifer occiduus, Anthracospirifer oliveirai, Anthracospirifer shawi