Cephalopoda - Ammonitida - Hildoceratidae
Alternative combinations: Ammonites falcifer, Harpoceras (Harpoceras) falciferum
Synonyms: Ammonites mulgravius Young and Bird 1828, Harpoceras concinnum Buckman 1927, Harpoceras exiguum Buckman 1928, Harpoceras falciferoides Buckman 1927, Harpoceras falcula Buckman 1926, Harpoceras fellenbergi Hug 1898, Phaularpites exiguus Buckman 1928, Tardarpoceras tardum Buckman 1927
Belongs to Harpoceras according to M. Benzaggagh et al. 2022
See also Bécaud 2006, Guex 1972, Guex 1973, Howarth 1962, Howarth 1992 and Kovács 2011
Sister taxa: Harpoceras (Harpoceras), Harpoceras crassefalcatum, Harpoceras dynastes, Harpoceras eseri, Harpoceras ignobile, Harpoceras kobelli, Harpoceras lunula, Harpoceras nitescens, Harpoceras pseudoserpentinum, Harpoceras rauracum, Harpoceras serpentinum, Harpoceras subplanatum, Harpoceras (Harpoceratoides) connectens
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): diameter 98.5, shell diameter 76.4
Distribution:
• Jurassic of Bulgaria (2 collections), Canada (1: Alberta), France (45), Germany (2), Hungary (2), Italy (2), Morocco (4), Slovakia (1), Spain (11), Tunisia (2), the United Kingdom (12)
Total: 84 collections including 86 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.