CH. XVl] 



SIGILLARIA 



197 





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Fig. 193. A. Sigillaria elegans Brongn. 



B. Sigillaria rugosa Brongn. Middle Coal-Measures. 



C. Omphalophloios anglicus Kidst. Barnsley. 



D. Sigillaria elegans Brongn. 



E. Sigillaria tensellata Brongn. 



(A, B, C, E, about | nat. size. Dr Kidston's Collection. | 



