Full reference: J. K. Rigby, M. H. Nitecki, C. M. Soja and R. B. Blodgett. 1994. Silurian aphrosalpingid sphinctozoans from Alaska and Russia. Acta Palaeontologica Polonica 39(4):341-391
Type specimen: MC-8a3-89. Its type locality is Heceta Island, which is in a Ludlow carbonate limestone in the Heceta Formation of Alaska.
Ecology: stationary epifaunal suspension feeder