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The vertebrate fauna of the Selma Formation of Alabama Part VI The dinosaurs
Non-native fishes inhabiting the streams and lakes of Illinois
A review of the problem of lead poisoning in waterfowl
Wetland wonders : instructional materials for the study of midwestern wetlands
The Challenger Expedition, 1872-1876: a visual index
Homage to Standley; papers in honor of Paul C. Standley
The vertebrate fauna of the Selma Formation of Alabama Part IV The turtles of the family Toxochelyidae
Studies on the biology of the aquatic hydrophilidae
The Geology of Minnesota Vol. 3 Paleontology
Fieldiana Zoology