Bivalvia - Nuculida - Nuculidae

Alternative combination: Nucula poposiensis

Belongs to Nuculopsis according to K.W. Ciriacks 1963

Sister taxa: Nuculopsis (Nuculopsis), Nuculopsis alta, Nuculopsis anthraconeiloides, Nuculopsis beyrichi, Nuculopsis cornutus, Nuculopsis darlingensis, Nuculopsis fujianensis, Nuculopsis girtyi, Nuculopsis glendonensis, Nuculopsis imperta, Nuculopsis leiyangensis, Nuculopsis lipoensis, Nuculopsis montpelierensis, Nuculopsis oviformis, Nuculopsis pidhensis, Nuculopsis rectangula, Nuculopsis salebrosus, Nuculopsis setorymensis, Nuculopsis shumardana, Nuculopsis shumardensis, Nuculopsis triangularis, Nuculopsis trivialis, Nuculopsis wewokana, Nuculopsis wymmensis, Nuculopsis yangtzeensis, Nuculopsis yuani

Type specimen: Its type locality is Big Popo Agie Canyon, Lander, Fremont County, which is in a Capitanian marine shale in the Phosphoria Formation of Wyoming

Ecology: facultatively mobile infaunal deposit feeder-suspension feeder

Average measurements (in mm): shell 2.79 x 1.90, valve length 2.42