Byssonychia borealis Foerste 1924 (clam)

Bivalvia - Myalinida - Ambonychiidae

Full reference: A. F. Foerste. 1924. Upper Ordovician faunas of Ontario and Quebec. Geological Survey of Canada Memoir 138(121):1-99

Belongs to Byssonychia according to A. F. Foerste 1924

Sister taxa: Ambonychia acutirostris, Ambonychia alata, Ambonychia cultrata, Ambonychia intermedia, Ambonychia obesa, Ambonychia orbicularis, Ambonychia volitans, Byssonychia intermedius, Byssonychia suberecta, Byssonychia radiata, Byssonychia richmondensis, Byssonychia grandis, Byssonychia vera, Byssonychia praecursa

Ecology: stationary epifaunal suspension feeder

Distribution: found only at Clay cliff (Ordovician of Ontario)

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