(200) 



PLATE XXIII. 



FIG. 



1. Spirifer ceres sp. nov. Pedicle valve, internal cast of hinge region (No. 14S). 



Nat. size. South-east of Triangle, just below 2nd Sandstone. 



2. Spirifer sp. a. Pedicle valve (No. 146), x IJ. Gamka Poort. 



3. Ditto. Brachial valve (No. 146), x IJ. Same locality. 



4. Spirifer (Reticularia ?) sp. p. Pedicle valve, internal cast (No. 139). Nat. 



size. Uitkomst, Ceres. 

 •5. Amhocalia umboiiata (Conrad). Pedicle valve, internal cast (No. 130), x IJ. 

 Slang Fontein, Ceres. 



6. Pu'tzia cf. adrieni De Verneuil. Pedicle valve, internal cast (No. 153), x 2. 



Gydo Pass, Ceres. 



7. Ditto. Brachial valve, external cast (crushed) (No. 138), x 1§. Uitkomst. 



Ceres. 



8. Rliynchoxpira ? cf. silveti Ulrich. Brachial valve, external cast (No. 153), x 3. 



Gydo Pass, Ceres. 



9. Ditto. Pedicle valve, cast (crushed) (No. 131), x 3. Warm Bokkeveld, Ceres. 



10. Leptocalia flahellites (Conrad). Brachial valve (fig. lOa) ; pedicle valve 



(fig. 10?^) (No, ?), X IJ. Locality unknown? 



11. Vitnlina pustulo>^a Hall. Pedicle valve, internal cast (No. 131), x 2. Warm 



Bokkeveld, Ceres. 



