160 BULLETIN 53;, UNITED STATES NATIONAL MUSEUM. 



23i8>^. Cycadeospermum faboideum Lesquereux. 'Type. 



Jurassic. Oxford, England. 



Lesquereux, Proc. U. S. Nat. Mus., X, 1887, p. 33. 



50024. Cycadeospermum lineatum Lesquereux. Type. 



Dakota (Cret.). Cloud County, ten miles northeast of Del- 

 phos, Kansas. 



Lesquereux, Mon. XVII, U. S. Geol. Surv., 1891, p. 30, pi. i, fig. 14. 



3756. Cycadeospermum rotundatum Fontaine. 



Illustrated specimen. 

 Trinit}^ (Low. Cret.). Glenrose, Texas. 



Fontaine, Proc. U. S. Nat. Mus., XVI, 1893, p. 279, pi. 43, fig. 6. 



7416. Cycadeospermum rotundatum Fontaine. 



Illustrated specimen. 

 L,akota ( Low. Cret. ). Near Robbins's Ranch, Oak Creek, 

 Crook Count}', Wyoming. 



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

 667, pi. 162, fig. 19. 



3955. Cycadeospermum spatulatum Fontaine. Type. 



Potomac (Low. Cret.). Hillside near Potomac Run, Vir- 

 ginia. 



Fontaine, Mon. XV, U. S. Geol. Surv., 1889, p. 271, pi. 135, figs. 

 II, 12. 



2319. Cycadeospermum subfalcatum Lesquereux? Type. 



Jurassic. Oxford, England. 



Lesquereux, Proc. U. S. Nat.Mus. X, 1887, p. 33. 



8229. Cycadites acutus Emmons. Type. 



Triassic. Lockville or Jones Falls, Chatham County, North 

 Carolina. 



Emmons, Geol. Rept. Midland Counties of North Carolina, 1856, 

 p. 330; Amer., Geology, VI, 1857, p. 114, fig. 81. — Fontaine, 

 Mon. VI, U. S. Geol. Surv., 1883, p. 109, pi. 51, fig. 3; in Ward, 

 Twentieth Ann. Rept. U. vS. Geol. Surv., Pt. II, 1900, p. 300 



3498. Cycadites tenuinervis Fontaine. Type. 



Triassic. Hanover County, Virginia. 



Fontaine, Mon. VI, U. S. Geol. Surv., 1883, p. 84, pi. 44, figs. 4-6. 



8230. Cycadites tenuinervis Fontaine. Illustrated specimen. 



Traissic. Chatham County, North Carolina. 



Fontaine in Ward, Twentieth Ann. Rept. U. S. Geol. Surv., Pt. II, 

 1900, p. 300, pi. 43, fig. I. 



8793. Cyclocladia brittsii David White. Type. 



Cherokee, Des Moines (Penn.). Owen's Coal Mine, Henrj^ 

 County, Mi.ssouri. 

 White, Mon. XXXVII, U. S. Geol. Surv., 1S99, p. 169, pi. 49, fig. i. 



8326. Cyclopteris of. acadica Dawson. Illustrated specimen. 



Upper Devonian. NearPennYan, Yates County, New York. 

 Penhallow, Proc. U. S. Nat. Mus., XVI, 1893, p. 107, pi. 9, fig. 2. 



