†Cassinoceras wortheni Billings 1865 (mollusk)
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Cephalopoda - Bisonocerida - Piloceratidae
Alternative combinations: Cassinoceras explanator, Piloceras explanator, Piloceras wortheni
Belongs to Cassinoceras according to D.H. Evans 2011
See also Kröger and Landing 2009 and Ulrich et al. 1943
Sister taxa: Cassinoceras amplum, Cassinoceras magister, Cassinoceras triton
Ecology: fast-moving nektonic carnivore
Distribution:
• Ordovician of Canada (9: Newfoundland, Newfoundland and Labrador, Quebec collections), Norway (1), the United Kingdom (4), United States (3: New York, Vermont)
Total: 17 collections including 18 occurrences
Specimen images are retrieved through the ePANDDA API.
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