†Eurycephalites extremus Tornquist 1898 (ammonite)
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Cephalopoda - Ammonitida - Sphaeroceratidae
Alternative combination: Sphaeroceras extremum
Belongs to Eurycephalites according to H. Parent 1998
Sister taxa: Eurycephalites gottschei, Eurycephalites involutus, Eurycephalites rotundus
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 60.5
Distribution:
• Jurassic of Argentina (3 collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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