Bryozoa (Ectoprocta) of Champlainian age (Middle Ordovician) from northwestern Illinois, northeastern Iowan and southwestern Wisconsin
Thesis (Ph.D.)--Indiana University
Bryozoa, Fossil
Paleontology--Ordovician
Paleontology--Middle West
Paleontology--Iowa
Paleontology--Illinois
Paleontology--Wisconsin
Geology, Stratigraphic, Ordovician
Manuscripts, maps, fieldnotes, and photographs may be viewed in-house only. Please contact the ISGS Special Collections Curator, Anne Huber, for an appointment at 217-300-0005 or email huber@illinois.edu Monday thru Friday, 8am-noon or 1pm-5pm.