†Flexicalymene senaria parvicephala Stumm and Kauffman 1958 (trilobite)
Trilobita - Phacopida - Calymenidae
Alternative combination: Flexicalymene parvicephala
Full reference: E.C. Stumm and E.G. Kauffman. 1958. Calymenid trilobites from the Ordovician rocks of Michigan. Journal of Paleontology 32(5):943-960
Belongs to Flexicalymene senaria according to E.C. Stumm and E.G. Kauffman 1958
See also Wagner 2023
Sister taxon: Calymene senaria stacyi
Type specimen: UMMP 34228, a cephalon/head
Ecology: nektobenthic carnivore
Distribution: found only at Station 12, south side of island, in Escanaba River, just above paper mill at Groos (Ordovician of Michigan)