†Richardsonites richardsonianus Girty 1909 (ammonite)
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Cephalopoda - Goniatitida - Glaphyritidae
Alternative combinations: Cravenoceras richardsonianum, Gastrioceras richardsonianum
Belongs to Richardsonites according to A. L. Titus 2000
See also Gordon 1964, Plummer and Scott 1937 and Ruzhentsev and Bogoslovskaya 1971
Sister taxa: none
Type specimen: Its type locality is USGS 2082 green, Sandy Creek, which is in an Arnsbergian marine shale in the Caney Formation of Oklahoma
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 16.5
Distribution:
• Carboniferous of United States (8: Arkansas, California, Oklahoma, Texas collections)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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