Ceratopea medfraensis Rohr and Blodgett 1988 (snail)

Gastropoda - Euomphalina - Raphistomatidae

Alternative combination: Helicotoma medfraensis

Full reference: D. M. Rohr and R. B. Blodgett. 1988. First occurrence of Helicotoma Salter (Gastropoda) from the Ordovician of Alaska. Journal of Paleontology 62(2):304-306

Belongs to Ceratopea according to P. J. Wagner 2023

See also Rohr and Blodgett 1988 and Wagner 1999

Sister taxa: Ceratopea ankylosa, Ceratopea billingsi, Ceratopea buttsi, Ceratopea canadensis, Ceratopea capuliformis, Ceratopea compressum, Ceratopea depressa, Ceratopea grandis, Ceratopea hami, Ceratopea harpya, Ceratopea inflata, Ceratopea kawasakii, Ceratopea keithi, Ceratopea latiumbilicata, Ceratopea laurentina, Ceratopea lemonei, Ceratopea lenticularis, Ceratopea miser, Ceratopea numeria, Ceratopea obtusa, Ceratopea parvum, Ceratopea pygmaea, Ceratopea sculpta, Ceratopea sinclairensis, Ceratopea subconica, Ceratopea tennesseensis, Ceratopea unguis, Ceratopea vagrans, Ceratopea wisei

Type specimen: USNM 416183, a shell. Its type locality is USGS 84AKE002, Telsitna Ridge, which is in a Llandeilo carbonate limestone in the Telsitna Formation of Alaska.

Ecology: stationary epifaunal suspension feeder

Distribution: found only at USGS 84AKE002, Telsitna Ridge

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Specimen images are retrieved through the ePANDDA API.


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