†Kepplerites (Seymourites) abruptus McLearn 1929 (ammonite)
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Cephalopoda - Ammonitida - Kosmoceratidae
Alternative combination: Yakounoceras abruptum
Belongs to Kepplerites (Seymourites) according to R. W. Imlay 1953
Sister taxa: Kepplerites (Seymourites) alticostatus, Kepplerites (Seymourites) gitinsi, Kepplerites (Seymourites) ingrahami, Kepplerites (Seymourites) mcevoyi, Kepplerites (Seymourites) multus, Kepplerites (Seymourites) plenus, Kepplerites (Seymourites) tychonis
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 99.8
Distribution:
• Jurassic of United States (3: Alaska collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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