488 KEPORT UNITED STATES GEOLOGICAL SURVEY. 



CRETACEOUS. 



CRYPTOGAMS. 

 Thallophytes. 



Zonarites, Brgt. 



1. Zonarites digitatiis, Brgt., Lesqx., Cret. Flora, p. 44, pi. i, fig. 1. 



Filices. 

 Lygodimn, Sw. 



2. Lygodium trichomanoides, Lesqx., Cret. Flora, p. 45, pi. i, fig. 2. 



Hymenophylluni, Sw. 



3. HymenopJiyllum cretaceum, Lesqx., Cret. Flora, p. 45, pi. i, figs. 3, 4; 



pi. xxix, fig. 6. 



Splienopteris, Brgt. 



4. Splienopteris corrugata, Kewby., Ext. Floras, p. 10, pi. ii, fig. 6. 



Pecopteris, Brgt. 



5. Pecopteris Nehraskana, Heer, Lesqx., Cret. Flora, p. 46, pi. xxix, f. 5. 



Gleichenia, Nutt. 



6. Gleichenia Kurriana, Heer, Lesqx., Cret. Flora, p. 47, pi. i, figs. 5-5 c. 



7. Gleichenia NordensJcioldi f, Heer, Lesqx., Ann. Eep., p. 334, pi. ii, fig. 5. 



PHEKOGAMS. 

 Cyoade^. 



Pterophyllum, Brgt. 



8. PteropJiyllum f Haydenii, Lesqx., Cret. Flora, p. 49, pi, i, figs, 6, 6 b. 



Conifers. 



Abietites, Endl. 



9. Abietites Ernestifiw, Lesqx., Cret. Flora, p. 49. pi. 1, fig. 7. 



Araucaria, Juss. 



10. Araucaria spatulata, Newby., Ext. Floras, p. 10, pi. ii, figs. 5, 5 a. 



Sequoia, Endl. 



11. Sequoia formosa, Lesqx., Cret. Flora, p. 50, pi. i, figs. 9, 9 b. 



12. Sequoia BeichenbacM f, Heer, Lesqx., Cret. Flora, p. 51, pi. i, f. 10-10 ft. 



13. Sequoia fastigiata f, Sternb., Lesqx., Ann. Eeport, 1874, p. 335, pi. 



iii, figs. 2, 8, 8 a. 



14. Sequoia condita, Lesqx., Ann. Eeport, 1874, p. 335, pi. iv, figs. 5-7. 



