Search Results

Taxonomic diversity and faunal turnover in the Early Cambrian: Did the most severe mass extinction of the Phanerozoic occur in the Botomian stage?

by Signor, Philip W.
Published in The Paleontological Society Special Publications (1992)

New archaeocyathan occurrences in the upper Harkless Formation (Lower Cambrian of western Nevada)

by Savarese, Michael, Signor, Philip W.
Published in Journal of Paleontology (1989)