Illinois State Laboratory of Natural History

• An ecological study of prairie and forest invertebrates
• Circular of information
• In memoriam, Casper Hauzer Conrad, major commanding, 8th infantry, U. S. A. who died on the U. S. transport Olivette, August 15, 1898, from malarial fever, contracted on an errand of mercy, at Santiago de Cuba
• Natural History Survey of Illinois: State Laboratory of Natural History. ...
• Natural History Survey of Illinois: State Laboratory of Natural History. ...
• An outline of the relations of animals to their inland environments
• Biennial report of the director
• Notes on North American Diptera
• Some additional records of Chironomidae for Illinois and notes on other Illinois Diptera
• Studies on the Enchytræidæ of North America
• Synopsis of insect collections for distribution to Illinois high schools. Lepidoptera (butterflies and moths)