Rhynchonellata - Spiriferida - Trigonotretidae

Full reference: J. B. Waterhouse. 1971. Appendix 2: systematic description of new brachiopod species and genera, in Carboniferous and Permian Stratigraphy and Paleontology, Northern Yukon Territory, Canada. Bulletin of Canadian Petroleum Geology 19(1):205-234

Parent taxon: Neospiriferinae according to A. Williams et al. 2006

See also Sepkoski 2002 and Waterhouse 2004

Sister taxa: Betaneospirifer, Blasispirifer, Cartorhium, Costatispirifer, Crassispirifer, Cratispirifer, Fasciculatia, Fusispirifer, Fusispiriferinae, Gypospirifer, Imperiospira, Kaninospirifer, Kaninospiriferinae, Lepidospirifer, Lutuginia, Maxwellispirifer, Neospirifer, Occidalia, Pondospirifer, Saltospirifer, Septospirifer, Simplicisulcus, Spiriferalaria, Tibetospirifer

Subtaxa: Gibbospirifer ettrainensis

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Type: Gibbospirifer ettrainensis

Ecology: stationary epifaunal suspension feeder

Distribution: there are no occurrences of Gibbospirifer in the database

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Specimen images are retrieved through the ePANDDA API.