Spathites rioensis Powell 1963 (ammonite)

Cephalopoda - Ammonoidea - Acanthoceratidae

Alternative combination: Spathites (Spathites) rioensis

Full reference: J. D. Powell. 1963. Turonian (Cretaceous) ammonites from northeastern Chihuahua, Mexico. Journal of Paleontology 37(6):1217-1232

Belongs to Spathites according to W. A. Cobban 1988

See also Kennedy and Cobban 1988 and Powell 1963

Sister taxa: Spathites (Ingridella), Spathites (Jeanrogericeras), Spathites (Spathites), Spathites coahuilaensis, Spathites puercoensis

Type specimen: Its type locality is Cannonball Hill, which is in a Turonian marine limestone in the Ojinaga Formation of Mexico

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell diameter 89.1

Distribution:

• Cretaceous of Mexico (1 collection), United States (14: New Mexico, Texas)

Total: 15 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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