Dinorthis (Pionorthis) carletona Twenhofel 1928 (lamp shell)

Rhynchonellata - Orthida - Plaesiomyidae

Alternative combinations: Dinorthis carletona, Plaesiomys carltona

Full reference: W. H. Twenhofel. 1928. Geology of Anticosti Island. Geological Survey of Canada Memoir 154(2132):1-351

Belongs to Plaesiomys according to D. F. Wright and A. L. Stigall 2013

See also Bolton 1972, Jin and Zhan 2008, Schuchert and Cooper 1932 and Twenhofel 1928

Sister taxa: Dinorthis (Plaesiomys) saxbyana, Dinorthis (Plaesiomys) solaris, Plaesiomys (Plaesiomys), Plaesiomys (Valcourea), Plaesiomys anticostiensis, Plaesiomys bellilamellosus, Plaesiomys bellistriatus, Plaesiomys carletona, Plaesiomys cutterensis, Plaesiomys fidelis, Plaesiomys idahoensis, Plaesiomys iphigenia, Plaesiomys multiplicata, Plaesiomys occidentalis, Plaesiomys porcata, Plaesiomys proavita, Plaesiomys rockymontana, Plaesiomys saxbiana, Plaesiomys subcircularis, Plaesiomys subquadratus

Type specimen: GSC 2030k, a shell

Ecology: stationary epifaunal suspension feeder


• Ordovician of Canada (4: Quebec collections)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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