†Geczyceras bonarellii Parisch and Viale 1906 (ammonite)
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Cephalopoda - Ammonitida - Hammatoceratidae
Alternative combination: Hammatoceras bonarellii
Belongs to Geczyceras according to Z. Kovács 2009
Sister taxa: Geczyceras allobrogense, Geczyceras clausum, Geczyceras costatum, Geczyceras costulosum, Geczyceras galaczi, Geczyceras martinezae, Geczyceras perplanum, Geczyceras porcarellense, Geczyceras speciosum
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 153.8
Distribution:
• Jurassic of France (1 collection), Hungary (14)
Total: 15 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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