†Texoceras texanum Girty 1908 (ammonite)
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Cephalopoda - Goniatitida - Adrianitidae
Alternative combination: Agathiceras texanum
Synonym: Marathonites delawareanus Plummer and Scott 1937
Full reference: G. H. Girty. 1908. The Guadalupian fauna. United States Geological Survey Professional Paper 58:1-651
Belongs to Texoceras according to T. B. Leonova 2002
See also Girty 1908, Miller and Furnish 1940 and Plummer and Scott 1937
Sister taxa: none
Type specimens:
- Texoceras texanum: Its type locality is USGS 2967 green, El Capitan, Guadalupe Mountains, which is in a Roadian reef, buildup or bioherm limestone in the Cutoff Formation of Texas
- Marathonites delawareanus: Its type locality is B.E.G. 55-T-11, east of Black Mountain, Sierra Diablo, which is in a Roadian carbonate limestone in the Bone Spring Formation of Texas.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 21.3
Distribution:
• Permian of United States (7: Texas collections)
Total: 7 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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