Proplina extensum Berkey 1898 (mollusk)

Tergomya - Tryblidiida - Tryblidiidae

Alternative combination: Tryblidium extensum

Full reference: C.P. Berkey. 1898. Geology of the St. Croix Dalles, part 3. Paleontology. American Geologist 21:270-294

Belongs to Proplina according to E. L. Yochelson and G. F. Webers 2006

See also Berkey 1898

Sister taxa: Proplina acutum, Proplina ampla, Proplina arcua, Proplina convexum, Proplina cornutaformis, Proplina corpulentum, Proplina elongata, Proplina grandis, Proplina inflatus, Proplina irvingi, Proplina loganensis, Proplina meramecensis, Proplina rutfordi, Proplina sibelius, Proplina suttoni

Type specimen: AMNH 22276, a shell. Its type locality is 1 kilometer south of Taylors Falls, half kilometer north of Folsom Island, which is in a Steptoean coastal sandstone in the Franconia Formation of Minnesota.

Ecology: epifaunal grazer


• Cambrian of United States (2: Minnesota, Wisconsin collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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