CUSHMAN: PALEONTOLOGICAL TYPES. 
251 
Plants. 
Cryptogama. 
8174 Alethopteris distans Lesq. Cotype. 
Carboniferous. Muddy Creek, Pennsylvania. 
Lesquereux, Boston journ. nat. hist., vol. 6, 1857, p. 423. 
“ in Rogers, Geol. of Penn., 1858, p. 865, 
pi. 12, fig. 2. 
= Pecopteris clistans Lesq. 
8115 Alethopteris serrula Lesq. Cotype. 
Carboniferous. Gate Vein, Port Carbon, Pennsylvania. 
Lesquereux, Boston journ. nat. hist., vol. 6, 1857, p. 423. 
“ in Rogers, Geol. of Penn., 1858, p. 865, 
pi. 12, fig. 1. 
= Peco'pteris serrula Lesq. 
• 
6688 Cyclopteris Browniana Dawson. Plesiotype. 
Devonian. Perry, Maine. 
Dawson, Proc. Portland soc. nat. hist., vol. 1, pt. 2, 1863, 
p. 100, pi. 2, fig. 5. 
Dawson, Second ann. rept. nat. hist. & geol. Maine, 
1862 [1863], p. 403. 
= Platyphyllum Brownianum Dawson. 
6688 Cyclopteris Brownii Dawson. Plesiotype. 
Devonian. Perry, Maine. 
Dawson, Quart, journ. geol. soc. London, vol. 19, 1863, 
p. 463, pi. 17, fig. 6. 
= Platyphyllum Brownianum Dawson. 
8257 Cyclopteris fimbriata Lesq. Cotype. 
Carboniferous. Pottsville, Pennsylvania. 
Lesquereux, Boston journ. nat. hist., vol. 6, 1857, p. 416. 
in Rogers, Geol. of Penn., 1858, p. 855, 
pi. 4, fig. 18. 
= Neuropteris fimbriata Lesq. 
