76 ILLINOIS STATE GEOLOGICAL SURVEY CIRCULAR 480 



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 the calcareous concretions in coal seams, known as coal balls: Philos. 

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TAYLOR, T. N. , 1962, Additional observations on Stephanospermum ovoides , a middle (P,b) 

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TAYLOR, T. N. , 1965, Paleozoic seed studies: A monograph of the American species (P,b) 

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TAYLOR, T. N., 1966, Paleozoic seed studies: On the genus Hexapterospermum: Am. (P,b) 

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TAYLOR, T. N. , 1967a, On the structure and phylogenetic relationships of the fern (P,c) 

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TAYLOR, T. N. , 1967b, Paleozoic seed studies: On the structure of Conostoma lep- (P,b) 

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TAYLOR, T. N. , 1968, Application of the scanning electron microscope in paleobotany: (P,b,s) 

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TAYLOR, T. N. , I969, Cycads: Evidence from the upper Pennsylvanian: Science, v. (P,b) 

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TAYLOR, T. N. , 1970, Lasiostrobus gen. n. , a staminate strobilus of gymnospermous (P,b,s) 

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TAYLOR, T. N. , 1971, Halletheca reticulatus gen, et sp. nov.: a synangiate Perm- (P,b,s) 

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TAYLOR, T. N. , and THEODORE DELEVORYAS, 1964- , Paleozoic seed studies: A new Perm- (P,b) 

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TAYLOR, T. N. , and D. A. EGGERT, 1969a, Studies of spores from Carboniferous fruc- (P,s) 

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TAYLOR, T. N. , and D. A. EGGERT, 1969b, On the structure and relationships of a new (P,b) 

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TAYLOR, T. N., and D. A. EGGERT, 1969c, Preliminary study of spores from Carbonifer- (P,b,s) 

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TAYLOR, T. N. , and G. A. LEISMAN, 1963 , Conostoma kes tospermum , a new species of (P,b) 

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 no. 6, pt. 1, p. 57I+-580. 



TAYLOR, T. N. , and M. A. MILLAY, 1969, Application of the scanning electron micro- (P,s,b) 

 scope in paleobotany: 2nd Ann. Scanning Electron Microscopy Symposium 

 Proc, Illinois Inst. Technol. Research Inst., Chicago. 



TEH0N, L. R., 1938, Preservation of fungi in ancient wood: Illinois Acad. Sci. 

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TEICHMULLER, M. L. , 1952, Vergleichende mikroskopische Untersuchungen versteinerter 

 Torf e des Ruhrkarbons und der daraus entstandenen Steinkohlen: 3^ 

 Congres pour l'avancement des etudes stratigraphie et de geologie du 

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