1962] 
Carpenter — Permian Megasecopteron 
41 
References Cited 
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Acad. Arts Sci. 76: 25 >4. 
Dunbar, C. O., et al. 
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Dunkle, D. H. and Sergius H. Mamay 
1956. An acanthodian fish from the Lower Permian of Texas. Journ. 
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Zalessky, G. 
1937. Etudes des insectes permiens du bassin de la Sylva et problemes 
de revolution dans la classe des insectes. Prob. Paleont., 2-3 ; 
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