The birds of Illinois and Wisconsin.

v.9(1909)

The mammals of Illinois and Wisconsin, by Charles B. Cory ...

v.11(1912)

On some collections of fishes made in the Kankakee and Illinois Rivers [by] O. P. Hay.

v.1:no.4(1896)

Some notes on Pennsylvanian Crustaceans in the Illinois basin / Frederick R. Schram --.

v.35:no.3(1976)

A strange arthropod from the Mazon Creek of Illinois and the Trans Permo-Triassic Merostomoidea (Trilobitoidea) / [by] Frederick R. Schram --

v.20:no.6(1971)

Pennsylvanian invertebrates of the Mazon Creek area, Illinois / Eugene S. Richardson, Jr. --

v.12:no.2(1956)

New species of Leptocera Olivier in the burrows of the pocket gopher, Geomys Bursarius Illinoensis Komarek and Spencer, found in Illinois (Diptera: Sphaeroceridae) [by] O.W. Richards.

v.44:no.19(1964)

Old Akkadian inscriptions in Chicago Natural History Museum; texts of legal and business interest / Ignace J. Gelb, Professor of Assyriology, The Oriential Institute, The University of Chicago.

v.44:no.2(1955)

Peruvian snakes from the University of Arequipa, by Karl P. Schmidt and Warren F. Walker.

v.24:no.26(1943)

A recently discovered Phlegethontia from Illinois / by William D. Turnbull and Priscilla F. Turnbull.

v.37:no.19(1955)

Pennsylvanian invertebrates of the Mazon Creek area, Illinois. Trilobitomorpha arthropleurida, Eugene S. Richardson, Jr. --

v.12:no.5(1959)

Pennsylvanian invertebrates of the Mazon Creek area, Illinois : Eurypterida / Erik N. Kjellesvig-Waering --

v.12:no.6(1963)

Pennsylvanian invertebrates of the Mazon Creek area, Illinois / Eugene S. Richardson, Jr. --

v.12:no.4(1956)

Pennsylvanian invertebrates of the Mazon Creek area, Illinois / Eugene S. Richardson, Jr. --

v.12:no.1(1956)

A new hydrozoan from the Pennsylvanian of Illinois / [by] Matthew H. Nitecki -- and Eugene S. Richardson, Jr. --

v.30:no.1(1972)