Cephalopoda - Ammonitida - Hildoceratidae
Alternative combinations: Harpoceras (Grammoceras) madagascariense, Protogrammoceras madagascariense
Belongs to Protogrammoceras (Paltarpites) according to M. Bécaud 2006
See also Arkell 1952
Sister taxa: Protogrammoceras (Fieldingiceras), Protogrammoceras (Matteiceras), Protogrammoceras (Protogrammoceras), Protogrammoceras bassanii, Protogrammoceras ionicus, Protogrammoceras normanianum, Protogrammoceras pseudodilectum, Protogrammoceras serotinum, Protogrammoceras sublaeve, Protogrammoceras thevenini, Protogrammoceras (Argutarpites) meneghinii, Fuciniceras (Paltarpites) aequiondulatum, Protogrammoceras (Paltarpites) paltum, Protogrammoceras (Paltarpites) gabillyi
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 150.0
Distribution:
• Jurassic of France (2 collections), Saudi Arabia (3), Spain (10)
Total: 15 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.