Cephalopoda - Ammonitida - Hildoceratidae
Alternative spelling: Harpoceras (Polyplectus)
Synonym: Micropolyplectus Guex 1973
Parent taxon: Harpoceratinae according to M. Benzaggagh et al. 2022
See also Bécaud 2006, Howarth 2013, Pallini et al. 2004 and Sepkoski 2002
Sister taxa: Canavaria, Cleviceras, Eleganticeras, Harpoceras, Maconiceras, Neolioceratoides, Osperleioceras, Ovaticeras, Praepolyplectus, Pseudolioceras, Sphenarpites, Taffertia, Tiltoniceras
Subtaxa: Polyplectus appenninicus Polyplectus discoides Polyplectus pluricostatum Polyplectus pluricostatus
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of France (1 collection)
• Jurassic of Bulgaria (1), Canada (17: British Columbia, Yukon), France (16), Germany (1), Hungary (27), Italy (13), Luxembourg (1), Morocco (3), Spain (33), Tunisia (1), the United Kingdom (1)
Total: 115 collections including 118 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.