†Volutacoprolithus Bischoff 1994

Bischoff 1994. Early Ordovician (Arenigian) coprolites from Australia, partly composed of Arenigiapalla emanuela n. g., n. sp., a phosphatised nannofossil. Courier Forschungsinstitut Senckenberg, 169, 13 Marz 1994: 275-297