Ceratopea numeria Billings 1865 (snail)

Gastropoda - Euomphalina - Raphistomatidae

Alternative combinations: Liospira numeria, Pleurotomaria numeria

Full reference: E. Billings. 1865. Palaeozoic fossils, volume 1. Geological Survey of Canada 1-426

Belongs to Ceratopea according to P. J. Wagner 2023

See also Billings 1865 and Ulrich and Scofield 1897

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 obtusa, Ceratopea parvum, Ceratopea pygmaea, Ceratopea sculpta, Ceratopea sinclairensis, Ceratopea subconica, Ceratopea tennesseensis, Ceratopea unguis, Ceratopea vagrans, Ceratopea wisei

Ecology: stationary epifaunal suspension feeder


• Ordovician of Canada (3: Newfoundland and Labrador collections)

Total: 3 collections each including a single occurrence

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