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Naticopsis (Marmolatella) macgordoni Jeffery et al. 1994 (snail)

Gastropoda - Cycloneritimorpha - Delphinulopsidae

PaleoDB taxon number: 94943

Full reference: D. L. Jeffery, R.D. Hoare, R.H. Mapes and C.J. Brown. 1994. Gastropods (Mollusca) from the Imo Formation (Mississippian, Chesterian) of north-central Arkansas. Journal of Paleontology 68(1):58-79

Belongs to Naticopsis (Marmolatella) according to D. L. Jeffery et al. 1994

Sister taxa: Marmolatella ambiguus, Marmolatella ampliata, Marmolatella complanata, Marmolatella fenestrata, Marmolatella implicata, Marmolatella iordanae, Marmolatella obtusangula, Marmolatella picta, Marmolatella profunda, Marmolatella sigaretiformis, Marmolatella stomatia, Marmolatella subovata, Naticopsis (Marmolatella) applanata, Naticopsis (Marmolatella) imoensis, Naticopsis (Marmolatella) plana

Type specimen: USNM 463895, a shell. Its type locality is Loc. 1. USGS 14369. Road cut on se side US 65, 0.8 km sw of Peyton Creek Bridge, which is in a Serpukhovian offshore grainstone/shale in the Imo Formation of Arkansas.

Ecology: epifaunal

Average measurements (in mm): shell 31.8 x 33.9