Cephalopoda - Ammonitida - Haploceratidae
Alternative combinations: Ammonites grasianus, Haploceras (Neolissoceras) grasi, Haploceras (Neolissoceras) grasianum, Neolissoceras grasianum, Neolissoceras grasianus
Belongs to Haploceras according to A. Lukeneder 2004
See also Arkadiev et al. 2000, Avram and Gradinaru 1993, Cecca et al. 1998, Reboulet 1996, Vasicek 2002, Wright 1952 and Wright et al. 1996
Sister taxa: Haploceras (Haploceras), Haploceras (Hypoglochiceras), Haploceras (Volanites), Haploceras deplanatum, Haploceras elimatum, Haploceras pachecoense, Haploceras propinquum, Haploceras staszycii, Haploceras subelimatum, Haploceras transatlanticum, Haploceras umbilicatum, Haploceras veracruzanum
Subtaxa: Haploceras (Neolissoceras) grasi subgrasi
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 36.8
Distribution:
• Cretaceous of Austria (8 collections), the Czech Republic (1), France (270), Hungary (24), Italy (13), Morocco (5), Poland (5), Portugal (4), Romania (1), Slovakia (9), Spain (60), Tunisia (9), Ukraine (4)
Total: 413 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.