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Archboldiceras lobulatum Armstrong et al. 1967 (ammonite)

Cephalopoda - Ammonoidea - Spirolegoceratidae

PaleoDB taxon number: 148053

Alternative combination: Uraloceras lobulatum

Full reference: J. D. Armstrong, J. F. Dear, and B. Runnegar. 1967. Permian ammonoids from eastern Australia. Journal of the Geological Society of Australia 14:87-97

Belongs to Archboldiceras according to T. B. Leonova and O. P. Shilovsky 2007

Sister taxon: Archboldiceras whitehousei

Type specimen: GSQ F10556, a shell. Its type locality is UQ L3127, middle strike ridge, Homevale, which is in an Artinskian marine siliciclastic in the Tiverton Formation of Australia.

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 15.6, shell diameter 38.1