ammonites
Anidanthus cessnockensis Briggs 1998 (lamp shell)

Strophomenata - Productida - Linoproductidae

Full reference: D. J. C. Briggs. 1998. Permian Productidina and Strophalosiidina from the Sydney-Bowen Basin and New England Orogen: systematics and biostratigraphic significance. Memoirs of the Association of Australasian Palaeontologists 19:1-258

Belongs to Anidanthus according to D. J. C. Briggs 1998

Sister taxa: Anidanthus achengensis, Anidanthus asinus, Anidanthus boikowi, Anidanthus compactus, Anidanthus diksoni, Anidanthus eucharis, Anidanthus fusiformis, Anidanthus guichiensis, Anidanthus halinae, Anidanthus horqinensis, Anidanthus indecorus, Anidanthus interruptus, Anidanthus megensis, Anidanthus minor, Anidanthus mizukoshiensis, Anidanthus mucronata, Anidanthus mucronatus, Anidanthus pokolbinensis, Anidanthus rugosus, Anidanthus sarytchevae, Anidanthus shastensis, Anidanthus sinosus, Anidanthus springsurensis, Anidanthus ulanhotensis, Anidanthus ussuricus, Anidanthus victori, Protoanidanthus enaagardi, Protoanidanthus gosforthensis, Protoanidanthus umbonatus

Type specimen: UQ F75357, a shell (Conjoined shell). Its type locality is UQ L5114, Mount View, which is in an Artinskian marine sandstone in the Farley Formation of Australia.

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): valve 14.3 x 27.3