402 Albany Musfuin Records. 



Cut. No. 2128. Bokkeveld beds, Montagu. 



;3. Sj/irifer orh/'i/ni/i, Morris and Sliarpe. 



Diagrammatic section through ventral valve showing the 

 internal cast, the outer surface in outline, and the cast of the beak 

 in black. 



t). Sjii rifrr rrrt's, Reed. 



Cat. No. 40. Bokkeveld beds. Warm Bokkeveld, Ceres. 



7. Bcnmrlaeria rclirta, n. sp. 



Cat. No. 93. Bokkeveld beds. Warm Bokkeveld, Ceres. 



<S. Rfmsselaeria hottentof, n. sp. Enlarged twice. 



Cat. No. 2578. Bokkeveld beds, Hottentot's Kloof, Ceres. 



9. Triyrria siinph\r, n. sp. Cast of brachial valve, enlarged 

 twice. 



Cat. No. 2589. Bokkeveld beds, Gydow Pass, Ceres. 



10. Trigeria s/Ivefi, Ulrich, enlarged twice. 10a, pedicle 

 aspect ; 10b, brachial aspect ; 10c, seen from posterior margin. 



Cat. No. 2127. Bokkeveld beds, Montagu. 



11. Ainhocoelia wnhonata, Conrad. 

 Cat. No. 2591. Gydow Pass, Ceres. 



12. Zajilirentis zehra^ n. sp. 



Cat. No. 1586. Bokkeveld beds. Cockscomb Mountains. 



13. GonuJarUi africana, Sharpe. Entire shell much abraded, 

 with only traces of the ornamentation. 



Cat. No. 1483. Locality unknown, probably Gydow Pass, 

 Ceres. 



14. Cotiulana africatta, Sharpe. View of the aperture show- 

 ing the laterales ending in flaps which turn over. 



Cat. No. lit). Cederbergen, Clanwilliam. 



15. Conularia africana, Sharpe, {CotiuJaria pinrhlniana, 

 Ms. Albany Museum). 



Cat. No. 1479. Cederbergen, Clanwilliam. 



Plate VIII. 

 1. BeUcroplion reissi, Clarke. 

 Cat, No. 128, Bokkeveld beds. Warm Bokkeveld, Ceres. 



