†Archigeisonoceras Chen 1984 (mollusk)
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Cephalopoda - Orthocerida - Proteoceratidae
Parent taxon: Proteoceratidae according to B. Kröger et al. 2007
Sister taxa: Baykonuroceras, Clothoceras, Cyrtactinoceras, Ephippiorthoceras, Euorthoceras, Gangshanoceras, Gorbyoceras, Isorthoceras, Liulinoceras, Mesnaquaceras, Metephippiorthoceras, Monomuchites, Paraproteoceras, Proteoceras, Pseudeskimoceras, Pseudoliolinoceras, Stereospyroceras, Tofangoceras, Transorthoceras, Treptoceras, Ulmioceras
Subtaxa: none
Ecology: nektonic carnivore
Distribution:
• Hunderum of Sweden (1 collection)
• Ordovician of Sweden (1)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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