R. O. Fay and A. A. Graffham 1982

Full reference
R. O. Fay and A. A. Graffham. 1982. Biostratigraphic and paleontological studies. Echinoderm faunas from the Bromide Formation (Middle Ordovician) of Oklahoma: Lawrence, Kansas, University of Kansas Paleontological Institute Monograph 11 30-33 [S. Holland/T. Hanson/T. Hanson]
Metadata
ID number:  6767
Created:  2002-07-22 11:22:41
Modified:  2002-07-22 13:22:41
Publication type:  serial monograph
Taxonomy:  stated without evidence
Taxonomic opinions (1) - view classification
'Opikina extensa is recombined as Oepikina extensa' according to R. O. Fay and A. A. Graffham 1982