New Pennsylvanian lungfishes from Illinois / Robert H. Denison, Curator, Fossil Fishes.

v.12:no.12(1969)

A crinoid from the Pennsylvanian Essex fauna of Illinois / N. Gary Lane --

v.12:no.9(1969)

Megapleuron zangerli : a new dipnoan from the Pennsylvanian, Illinois / Hans-Peter Schultze --.

v.33:no.21(1977)

Bulletin of the Illinois State Laboratory of Natural History.

5 (1897 - 1901)

Bulletin of the Illinois State Laboratory of Natural History.

11 (1915 - 1918)

Transactions of the Department of Agriculture of the State of Illinois with reports from county and district agricultural organizations for the year ...

39

Bulletin of the Illinois State Laboratory of Natural History.

12 (1915 - 1917)

Transactions of the Illinois State Horticultural Society for ...

n.s. v. 21

Transactions of the Illinois State Horticultural Society for ...

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Transactions of the Illinois State Horticultural Society for ...

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Transactions of the Illinois State Horticultural Society for ...

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Transactions of the Illinois State Horticultural Society for ...

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Transactions of the Illinois State Horticultural Society for ...

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Transactions of the Illinois State Horticultural Society for ...

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Transactions of the Illinois State Horticultural Society for ...

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