Article

Schram, F.R., Vonk, R. & Hof, C.H.J. 1997. Mazon Creek Cycloidea. J. Paleont. 71 (2), Mar 1997: 261-284. ≡

New: Original name

†*Americlus obesus* (Species) (Schram, Vonk & Hof, 1997)
†*Apionicon* (Genus) Schram, Vonk & Hof, 1997
†*Apionicon apioides* (Species) Schram, Vonk & Hof, 1997
†*Cyclida* (Order) Schram, Vonk & Hof, 1997, nom. corr.
†*Cyclus obesus* (Species) Schram, Vonk & Hof, 1997
†*Halicyne max* (Species) Schram, Vonk & Hof, 1997
†*Schramine max* (Species) (Schram, Vonk & Hof, 1997)