(Call Number) 



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no. 75 



(5M— 6-49) 



(Author and title on lines below) 



Illinois —Geological Survey 



R. I. 75: Contributions to Pennsylvanian TDaleo- 

 botany Mazocarpon OedipternuiD., sp. nov. and 



j c.^ Sigillarian r< 



Signature 



jlationships 



Eoom No. ' 



. Schopf 



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Date out 











































































BORROWED FROM ILLINOIS GEOLOGICAL SURVEY LIBRARY, URBANA 



t^:^!^ pi-^s that have" ^ i^'^7:<;z.:r^'s.jr^,^^^ 



Jii riaii_ alliaiic.e. _ 

 (Call Number) 



457 



I\/6r 



beds;, _ cart)onaceous^ shales, and carbon- 



(5M— 6-49) «^^ 2 

 (Author and title on lines below) 



Tl lJTi oifl -^gAiA^if ^ flti ^xx r^nj 



Aec. 



S. I, 758 Gontrlbutiona to Pennsylvanian pal so- 



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Signature 



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nov, amt 



Room No. 



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Date out 



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