Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Full reference: J. Jin. 1989. Late Ordovician - Early Silurian rhynchonellid brachiopods from Anticosti Island, Quebec. Biostratigraphie du Paleozoique 10:5-125
Parent taxon: Trigonirhynchiinae according to A. Williams et al. 2002
See also Jin et al. 1993 and Jin and Chatterton 1997
Sister taxa: Agarhyncha, Aratoechia, Astua, Cupularostrum, Iberirhynchia, Kirkirhynchus, Lissopleura, Macropotamorhynchus, Microsphaeridiorhynchus, Moorefieldella, Morphorhynchus, Myrmirhynx, Nasonirhynchia, Nekhoroshevia, Oligoptycherhynchus, Oxypleurorhynchia, Porthmorhynchus, Savagerhynchus, Sinotectirostrum, Stenorhynchia, Stenorhynchites, Sufetirhyncha, Tetratomia, Trigonirhynchia, Wilsoniella
Subtaxa: Hercotrema bulbicostatum Hercotrema pentaforma Hercotrema spissicostatum
Type: Hercotrema bulbicostatum
Ecology: stationary epifaunal suspension feeder
Distribution:
• Whitwellian of Canada (4: Northwest Territories collections)
• Silurian of Canada (4: British Columbia, Northwest Territories, Quebec)
Total: 8 collections including 9 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.