PLA.TE VI. 



Page. 



Fid. 1. Pecopteri* lullatiis, Bunbury 14 ;! 



la. " " Bunbury, pinnules with sori, Trias, Los Bronces, Sonora 143 



2. Aletliopteri* Mcx\ca.na, Newb 143 



2u. " " Newb., pinna bearing fruit, Los Bronces, Sonora 143 



:!. Pecopteris falcatus, Emnious, in fruit, Los Bronces, Sonora 144 



4. Frond of undetermined fern in fruit, Los Brouces, Sonora < 



5. OtozamUes Macambti, Newb., Los Uronces, Sonora 141 



(>, 60. Pteropliyllum dtlicatiiliim, Newb., Los Bronces, Sonora 144 



7. Pterophyllum robustitm, Xewb., Los Brouces, Souora 14"> 



8. Podozamites crassifolia, Newb., Los Brouces, Sonora '- 



!). Branch of conifer (PadiyphyUum?), Copper-mines, Abiquiu, N. ^lex 09 



10. Branch of conifer ( Palyssia ?), Los Bronces, Sonora 145 



