Rhynchonellata - Spiriferida - Spiriferidae

Full reference: G. G. Gemmellaro. 1899. La Fauna dei Calcari Con Fusulina della Valle del Fiume Sosio nella Provincia di Palermo, Brachiopoda. Giornale di Scienze Naturali ed Economiche Palermo 21:95-202

Belongs to Spirifer according to G. G. Gemmellaro 1899

Sister taxa: Spirifer acutiplicatus, Spirifer bambadhurensis, Spirifer baschkirica, Spirifer battu, Spirifer battus, Spirifer bistritzae, Spirifer bisulcatus, Spirifer brandis, Spirifer byrangi, Spirifer concentricus, Spirifer crebristria, Spirifer dichotomus, Spirifer distefanii, Spirifer dvinaensis, Spirifer enderlei, Spirifer engelgardthi, Spirifer fayettevillensis, Spirifer holodnensis, Spirifer liangchowensis, Spirifer lirellus, Spirifer malistanensis, Spirifer octoplicatus, Spirifer opimus, Spirifer pentagonoides, Spirifer pentlandi, Spirifer piassinaensis, Spirifer postventricosus, Spirifer pseudotasmaniensis, Spirifer rakuszi, Spirifer rariplectus, Spirifer rockymontanus, Spirifer schellwieni, Spirifer siculus, Spirifer spitiensis, Spirifer spurius, Spirifer subgrandiformis, Spirifer supracarbonicus, Spirifer supramosquensis, Spirifer tareiaensis, Spirifer undata, Spirifer uralicus

Type specimen: Its type locality is Rocca di San Benedetto, calcare compatto, Sosio, which is in a Wordian carbonate limestone in Italy

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 19.9 x 26.3