†Parasaynoceras mexicanum Imlay 1940
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Cephalopoda - Ammonitida - Holcodiscidae
Alternative combination: Saynoceras mexicanum
Full reference: R. W. Imlay. 1940. Neocomian Faunas of Northern Mexico. Geological Society America Bulletin 51(1):117-190
Belongs to Parasaynoceras according to J. Klein 2005
See also Imlay 1940
Sister taxon: Parasaynoceras horridus
Type specimen: UMMP 17715, a shell
Average measurements (in mm): shell diameter 18.5
Distribution: found only at 32-Coahuila (Cretaceous of Mexico)
Specimen images are retrieved through the ePANDDA API.
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