Rhynchonellata - Spiriferida - Trigonotretidae
Alternative spelling: Spirifer (Trigonotreta)
Synonym: Grantonia Brown 1953
Full reference: C. D. E. Koenig. 1825. Icones Fossilium Sectiles, Centuria Prima 1-4
Parent taxon: Trigonotretinae according to A. Williams et al. 2006
See also Meek 1877, Sepkoski 2002 and Waterhouse 2004
Sister taxa: Aperispirifer, Brachythyrinella, Frechella, Grantonini, Neilotreta, Sulciplica, Tasmanospirifer, Trigonotretini
Subtaxa: Spirifer (Trigonotreta) strigosus Trigonotreta australis Trigonotreta cracovensis Trigonotreta guizhouensis Trigonotreta hobartensis Trigonotreta larghii Trigonotreta lightjacki Trigonotreta lyonsensis Trigonotreta orientensis Trigonotreta sanjuanensis Trigonotreta semicircularis Trigonotreta stokesi Trigonotreta stokesii Trigonotreta victoriae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Australia (130 collections), Bhutan (1), China (15), India (10), Iran (1), Malaysia (2), New Zealand (1), Oman (9), Pakistan (6), Thailand (3)
• Carboniferous of Argentina (3)
• Devonian of United States (1: California)
Total: 182 collections including 190 occurrences
Specimen images are retrieved through the ePANDDA API.
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