†Stylonurus shaffneri Willard 1933 (eurypterid)
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Tetlie (2008) considered it doubtfully assigned to the genus Stylonurus and indicated it was an enigmatic stylonurid. The specimen is apparently lost.
Full reference: B. Willard. 1933. A new Chemung eurypterid from Pennsylvania. American Midland Naturalist 14(1):52-57
Belongs to Stylonurus according to B. Willard 1933
Sister taxa: Stylonurus powriensis, Stylonurus ruedemanni
Ecology: nektobenthic carnivore
Distribution: found only at Chemung eurypterid (Devonian of Pennsylvania)
Specimen images are retrieved through the ePANDDA API.
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