242 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



7373. Pecopteris geyleriana Nathorst. Illustrated specimens. 



7405. Lakota (Low. Cret. ). Near Robbins's Ranch, and north 



7414. side Pine Creek, Crook County, Wyoming. 



Fontaine, Nineteenth Ann. Rept. U. S. Geol. Surv., Pt. II, 1899, 

 p. 654, pi. 16, figs. 9-13. 



5594. Pecopteris (Asterotheca) hemitelioides Brongniart. 



Illustrated specimen. 

 Cherokee, Des Moines (Penn. ) . Pitcher's Coal Mine, Henry 

 County, Missouri. 



White, Mon. XXXVII, U. S. Geol. Surv., 1899, p. 79, pi. 35, fig. 5. 



5598. Pecopteris jermeyi David White. Types. 



5599. Cherokee, Des Moines (Penn.). Pitcher's Coal Mine, Henry 



County, Missouri. 



White, Mon. XXXVII, U. S. Geol. Surv., 1899, p. 80, pi. 36, 

 figs. 1, 2. 



12542. Pecopteris lanceolata Lesquereux. Type. 



Allegheny (Penn.). Mazon Creek, Illinois. 



Lesquereux, Coal Flora, Second Geol. Surv. Pa., Rept. Prog. P, 

 Atlas, 1879, P- 7> pl- 39> n & s - 9> 9 a I Text, I, 1880, p. 227. 



See Alethopteris lanceolata. 



3382. Pecopteris lyratifolia (Goeppert) Lesquereux. 



Illustrated specimen. 

 Alleghem' (Penn.). Mazon Creek, Illinois. 



Lesquereux, Coal Flora, Second Geol. Surv. Pa., Rept. Prog. P, 

 Atlas, 1879, P- 8, pl. 48, figs. 4, 4a-c; Text, I, 1880, p. 259. 



3326. Pecopteris microdonta Fontaine. Type. 



Potomac (Low. Cret. ). Fredericksburg; entrance to Trent's 

 Reach; near Dutch Gap Canal, Virginia. 



Fontaine, Mon. XV, U. S. Geol. Surv., 1889, p. 85, pl. 19, fig. 8; 

 pl. 20, figs. 5, 11. 



7431. Pecopteris montanensis Fontaine. Type. 



Kootanie (Dow. Cret.). Great Falls, Montana. 



Fontaine, Proc. U. S. Nat. Mus., XV, 1892, p. 492, pl. 83, figs. 1, ia. 



589. Pecopteris nebraskana ? Heer. Illustrated specimen. 



Dakota (Cret.). Near Fort Harker, Kansas. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VI, Pt. I, 1874, p. 46, 

 pl. 29, figs. 5, 5a (as Pteris nebraskana). 



13377 Pecopteris obsoleta Lesquereux. Types, 



to Allegheny (Penn.). Cannelton, Pennsylvania. 



x 3379- Lesquereux, Coal Flora, Second Geol. Surv. Pa., Rept. Prog. P, 



Text, III, 1884, p. 758, pl. in, figs. 29, 29a, 29b. 



30848. Pecopteris ? odontopteroides Hall. Type. 



Jurassic? or Lower Cretaceous. Uinta County, Wyoming. 



Hall in Fremont, Expl.Exped. to the Rocky Mts. (Doc. 166), 1845, 

 p. 306, pl. 1, fig. 4. 



13385 Pecopteris ornata Lesquereux. Types, 



to Allegheny (Penn.). Mazon Creek, Illinois. 



I 33°"- Lesquereux, Coal Flora, Second Geol. Surv. Pa., Rept. Prog. P, 



Text, III, 1884, p. 760, pl. in, figs. 30, 30a, 30b. 



