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174. White, D. Flora of the outlying carboniferous basins of Southwestern Missouri. 



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175. — A new taeniopteroid fern aud its allies. (Bull, of the Geol. Soc. of America, 



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176. Williamson, W. C. On the Organisation of the fossil Plauts of the Coal-Measures. 



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177. Williamson, W. C. and Scott, D, H. Further observations in the Organisation 



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tl78, Winchell, N. H. The genus Winchellia. (Amer. Geol., XII, p, 209—213 w. 

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