Tergomya - Tryblidiida - Tryblidiidae

Alternative combination: Tryblidium striata

Full reference: E. O. Ulrich and W. H. Scofield. 1897. The Lower Silurian Gastropoda of Minnesota. The Paleontology of Minnesota 39(2):813-1081

Belongs to Helcionopsis according to P. J. Wagner 2023

See also Knight 1941, Knight and Bridge 1944, Knight and Yochelson 1960, Ulrich and Scofield 1897 and Wahlman 1992

Sister taxa: Helcionopsis depressum, Helcionopsis radiatum, Helcionopsis reticulatus, Helcionopsis subcarinata, Helcionopsis wisconsinensis

Ecology: epifaunal grazer

Distribution: found only at Clifton (Ordovician of Tennessee)

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Specimen images are retrieved through the ePANDDA API.