Cephalopoda - Goniatitida - Vidrioceratidae
Alternative combinations: Peritrochia skinneri, Prostacheoceras skinneri
Full reference: A. K. Miller. 1945. Some exceptional Permian ammonoids from west Texas. Journal of Paleontology 19(1):14-21
Belongs to Grioceras according to T. B. Leonova 2018
See also Bogoslovskaya 1990, Lee 1980, Leonova 2002 and Miller 1945
Sister taxa: Grioceras benedictinum, Grioceras burnense, Grioceras diblasii, Grioceras globosum, Grioceras grunewaldti, Grioceras longilobatum, Grioceras multidentatum, Grioceras pelagicum, Grioceras perspectivum, Grioceras saundersi, Grioceras shuangyangense, Grioceras tauricum
Type specimen: SUI 3143, a shell (Internal mold). Its type locality is Clay Slide, Glass Mountains (Skinner collection), which is in a Kungurian marine horizon in the Cathedral Mountain Formation of Texas.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 29.6
Distribution:
• Permian of Malaysia (1 collection), United States (1: Texas)
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.