†Sphenoacanthites costotuberculatum Rakús and Guex 2002 (ammonite)
Click image to enlarge. Click to access iDigBio record.
Cephalopoda - Ammonoidea - Sinuiceratidae
Alternative combination: Gorgheiceras costotuberculatum
Full reference: M. Rakús and J. Guex. 2002. Les ammonites du jurassique inférieur et moyen de la dorsal tunisienne. Mémoires de Géologie (Lausanne) 39:1-149
Belongs to Sphenoacanthites according to F. Venturi et al. 2007
See also Rakús and Guex 2002
Sister taxa: none
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 13.4
Distribution:
• Jurassic of Italy (1 collection), Tunisia (1)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.