Biarmeaspira arizonensis Winters 1963 (snail)

Gastropoda - Trochonematoidea - Lophospiridae

Alternative combinations: Worthenia arizonensis, Worthenia arizonica

Full reference: S. S. Winters. 1963. Supai Formation (Permian) of eastern Arizona. Geological Society of America Memoir 89:1-99

Belongs to Biarmeaspira according to A. V. Mazaev 2017

See also Bachman and Meyers 1969, Batten 1989 and Winters 1963

Sister taxa: Biarmeaspira angulata, Biarmeaspira jusupovi, Biarmeaspira multilineata, Biarmeaspira penea, Biarmeaspira striata, Biarmeaspira verideclinata, Biarmeaspira yakowlewi

Type specimen: AMNH 28005/3:1, a shell. Its type locality is Cibecue Road, Locality 4, which is in a Kungurian shallow subtidal limestone in the Supai Formation of Arizona.

Ecology: epifaunal

Average measurements (in mm): shell diameter 4.76

Distribution:

• Permian of United States (18: Arizona, New Mexico, Texas collections)

Total: 18 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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