254 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
8225 Sphenopteris Lesquereuxii Newb. Plesiotype. 
Carboniferous. Room Run Mines, near Mauch Chunk, 
Pennsylvania. 
Lesquereux in Rogers, Geol. of Penn., 1858, p. 862, 
pi. 10, fig. 1. 
6687 Sporangites Jacksoni D. White. Holotype. 
Devonian. Perry, Maine. 
Professional paper no. 35, U. S. geol. surv., 1905, p. 76, 
pi. 6, figs. 6, 6a. 
Phaenogamv. 
11063 Andromeda Snowii Lesq. Cotype. 
Dakota group (Cretaceous). Ellsworth County, Kansas. 
Lesquereux, Monograph 17, U. S. geol. surv., 1892, 
p. 117. 
11056 Betulites Snowii Lesq. Cotype. 
Dakota group (Cretaceous). Ellsworth County, Kansas. 
Lesquereux, Monograph 17, U. S. geol. surv., 1892, p. 64. 
11041 Betulites Westii cuneatus Lesq. Cotype. 
Dakota group (Cretaceous). Ellsworth County, Kansas. 
Lesquereux, Monograph 17, U. S. geol. surv., 1892, p. 62. 
11042 Betulites Westii latifolius Lesq. Cotypes. 
11043 Dakota group (Cretaceous). Ellsworth County, Kansas. 
Lesquereux, Monograph 17, U. S. geol. surv., 1892, p. 61. 
11052 Betulites Westii oblongus Lesq. Cotype. 
Dakota group (Cretaceous). Ellsworth County, Kansas. 
Lesquereux, Monograph 17, U. S. geol. surv., 1892, p. 61. 
11049 Betulites Westii obtusa Lesq. Cotype. 
Dakota group (Cretaceous). Ellsworth County, Kansas. 
Lesquereux, Monograph 17, U. S. geol. surv., 1892, p. 61. 
11051 Betulites Westii quadratifolius Lesq. Cotype. 
Dakota group (Cretaceous). Ellsworth County, Kansas. 
Lesquereux, Monograph 17, U. S. geol. surv., 1892, p. 62. 
