TAB. XXXIII. 
Fia 
10 Pecten ineequicostatus, Phd. Left valve. Cornbrash (page 32). 
Il is = Right valve. 
2. Pecten Wollastonensis, Zyc. Great Oolite (page 33). Right valve. 
2) lbs * e Magnified surface of the right valve. 
2G. * A. Left valve. 
2 ¢. - a Magnified surface of the left valve. 
3 », Michelensis, Buv. Cornbrash (page 34). 
A. ,», Rushdenensis, Zyc. Cornbrash (page 33). 
4a. r. es Magnified portion of the right valve. 
4b. FF F Left valve. 
4c. - be Magnified portion of the left valve. 
5: »» anisopleurus, Buv. Right valve. Cornbrash (page 34). 
5 a. oe Left valve. 
6. ,», Griesbachi, Zyc. Left valve. Great Oolite (page 37). 
6 a. - > Portion of the surface magnified. 
ile Lima rigidula, PAz/., sp. Cornbrash (page 42). 
Ta. p Portion of the surface magnified. 
8. », Helvetica, Oppel. Cornbrash (page 41), 
8a. PA - Portion of the surface magnified. 
9. Placunopsis semistriatus, Bean, sp. Cornbrash (page 30). 
9 a. es Pe Portion magnified. 
10. Hinnites gradus, Bean, sp. Cornbrash (page 35). 
10a. ¥ : Portion magnified. 
11, ll a. Modiola gibbosa, Sow. Cornbrash (page 42). 
12. Pecten articulatus, Sch/oth. Cornbrash (page 34). 
