Ibergirynchia contraria (F. A. Roemer, 1850), an Early Carboniferous seep-related Rhynchonellide brachiopod from the Harz Mountains, Germany - a possible cucessor to Dzieduszyckia?
E. Gischler,
M. R. Sandy, and
J. Peckmann
2003
Article
Journal of Paleontology
77(2):293-303
Find it at: