Gastropoda - Euomphalina - Raphistomatidae
Alternative combinations: Proliospira sinclairensis, Raphistomina sinclairensis
Full reference: T. Kobayashi. 1955. The Ordovician fossils from the McKay group in British Columbia, western Canada, with a note on the early Ordovician palaeogeography. Journal of the Faculty of Science, the Imperial University of Tokyo, Section 2 9(3):355-492
Belongs to Ceratopea according to P. J. Wagner 2023
See also Flower 1968, Kobayashi 1955 and Lochman 1966
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 medfraensis, Ceratopea miser, Ceratopea numeria, Ceratopea obtusa, Ceratopea parvum, Ceratopea pygmaea, Ceratopea sculpta, Ceratopea subconica, Ceratopea tennesseensis, Ceratopea unguis, Ceratopea vagrans, Ceratopea wisei
Subtaxa: Raphistomina sinclairensis acuta
Type specimen: Its type locality is Kobayashi 5. 8005 Goodsir J/8. Head of creek, 3.1 miles N. of Sinclair, which is in a Demingian carbonate limestone in Canada.
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of Canada (2: Alberta, British Columbia collections), United States (5: Montana, North Dakota)
Total: 7 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.