Cephalopoda - Ammonitida - Protancyloceratidae
Alternative spelling: Crioceras (Leptoceras)
Synonym: Protoleptoceras Nikolov 1966
Parent taxon: Protancyloceratidae according to J. Klein et al. 2007
See also Landra et al. 2000, Manolov 1962 and Sepkoski 2002
Sister taxa: Cochlocrioceras, Juddiceras, Parapedioceras, Protanclyoceras, Protancyloceras, Vinalesites
Subtaxa: Leptoceras brunneri Leptoceras hubachi Leptoceras studeri Leptoceras ubalaense
Type: Ancyloceras brunneri
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Colombia (6 collections), Poland (1), Spain (10), Trinidad and Tobago (1)
• Jurassic of Colombia (2), Iraq (1)
Total: 21 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.