Full reference: W. J. Kennedy and W. A. Cobban. 1988. Mid-Turonian ammonite faunas from northern Mexico. Geological Magazine 125(6):593-612
Type specimen: TMM 1576TX15, a shell. Its type locality is Texas Memorial Museum locality 17255, which is in a Turonian marine horizon in the Boquillas Formation of Mexico.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 123.0
Distribution: found only at Texas Memorial Museum locality 17255
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.