†Tiltoniceras antiquum Wright 1882 (ammonite)
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Cephalopoda - Ammonitida - Hildoceratidae
Alternative combination: Harpoceras antiquum
Synonyms: Ammonites capillatus Denckmann 1887, Harpoceras schroederi Denckmann 1893, Ovaticeras facetum Repin 1966
Belongs to Tiltoniceras according to P. L. Smith and H. W. Tipper 1996
See also Howarth 1992
Sister taxa: Tiltoniceras costatum, Tiltoniceras propinquum, Lioceratoides (Pacificeras) angionus
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): diameter 35.0
Distribution:
• Jurassic of Bulgaria (1 collection), Canada (17: Alberta, British Columbia), Germany (2), the United Kingdom (1), United States (4: Nevada)
Total: 25 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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