On the Cretaceous age of the so-called Jurassic cheilostomatous Polyzoa (Bryozoa): a contribution to the knowledge of the Polyzoa-fauna of the Maastrichtian in the Cotentin (Manche).
Voigt, Ehrhard,1905-
London, British Museum (Natural History),
1968.
Bibliography: p. 42-45.
Cheilostomata, Fossil
Paleontology
Paleontology