Full reference: B. Kröger and E. Landing. 2008. Onset of the Ordovician cephalopod radiation - evidence from the Rochdale Formation (middle Early Ordovician, Stairsian)in eastern New York. Geological Magazine 145(4):490-520
Type specimen: NYSM 17513. Its type locality is NYSM locality 5897, which is in a Stairsian shallow subtidal reef rocks/dolomite in the Rochdale Formation of New York.
Ecology: nektobenthic carnivore