PLATE XXII. 
Page. 
Figs. 1, 2. THINNFELDIA? RETICULATA Font. n. sp.---...-----------.-------- 235 
Fig. 2. Base of a pinna, enlarged. ; 
Fig. 3. Asrerocarpus FALcATUS (Emm.)Font.......-------.---------------- 237 
Figs. 4, 5?, 6?. Tzeniopreris ? YORKENSIS Font. n. sp 
Figs. 7-9. Macror#NIoPTERIs MAGNIFOLIA (Rogers) Schimp -.-...-.--.-- eee 288 
434 
