Geczyceras perplanum Prinz 1904

Cephalopoda - Ammonitida - Hammatoceratidae

Alternative combination: Hammatoceras perplana

Synonym: Hammatoceras clavatum Fossa-Mancini 1914

Belongs to Geczyceras according to Z. Kovács 2009

See also Géczy et al. 2008

Sister taxa: Hammatoceras costulosum, Hammatoceras insigne, Hammatoceras lorteti, Hammatoceras pachu, Hammatoceras semilunatum, Hammatoceras simulator, Hammatoceras trigonatum, Geczyceras speciosum, Geczyceras allobrogense, Geczyceras bonarellii, Geczyceras galaczi, Geczyceras martinezae, Geczyceras costatum, Geczyceras porcarellense, Geczyceras clausum, Accardia eximia, Accardia noszkyi, Accardia diadematoides

Average measurements (in mm): shell diameter 86.6


• Jurassic of Hungary (8 collections), Spain (4)

Total: 12 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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