ammonites
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Graysonites adkinsi Young 1958 (ammonite)

Cephalopoda - Ammonitida - Acanthoceratidae

PaleoDB taxon number: 331409

Synonym: Graysonites fountaini Young 1958 (taxon 333006)

Belongs to Graysonites according to W. J. Kennedy 2005

Sister taxa: Graysonites reynoldsi, Graysonites wacoense

Type specimens:

  • Graysonites adkinsi: UT 272, a shell
  • Graysonites fountaini:

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell width 48.8, shell diameter 166.5