476 On new Shells from British East Africa. 



Long. o'75, lat. 4 mm. 



IJuIk Between Kumruti and Mount Keiiia, British East 

 Africa ; a few specimens were also collected on Mount Kenia 

 at an altitude of from 9000-10,000 feet. 



Mr. B. B. Woodward, who has very kindly examined tliis 

 species for me, informs me that it in some measure resembles 

 the P, sujyinuiHj A. Schmidt, of North-western Europe. 



EXPLANATION OF THE PLATES. 

 Plate XI. 



Fiff. 1, Ennea coiisobrina, sp. n. 



Fig. 2. iota, sp. n. 



Fiff. 3. keniana, sp. n. 



Fiff. 4. optata, sp. n. 



Fiff. 5. pilula, sp. n. 



Fiff. 6. pretiosa, sp. n. 



Fiff. 7. princei, sp. n. 



Fiff. 8. simplicivia, sp. n. 



Fig. 9. Thapsia rumrutiensis, sp. n. 



Fig. 10. Zivffis ffaziensis, sp. n. 



Fig. 11. consanffuinea, sp. n. 



Fiff. 12. keniana, ?p. n. 



Fig. 13. Trachycystis planulafa, sp. n. 



Fig. 14. pseudocharojxi, sp. n, 



Fiff. 15. approximmis, sp. n. 



i^zV/. 16. rugosa, sp. n. 



i"'?//. 17. Acanthinttla exputriata, sp. n. 



Fig. 18. Sachis virginea, sp. n. ' 



i^Yy. 19. turricnln, sp. n. 



i-Yi/. 20. Cera8tu.s nobilis, sp. n. 



i^z^. 21. Jaminia desiderata, sp. n. 



Fig. 22 Fauxiilus diiplicutus, sp. n. 



P?$r. 23. Clmisilia degeneris, sp. u. 



Plate XIT. 



jF?V/. 24. Limicularia {Rehma7miella) i^iepla, sp. n. 

 i'V'/. 25 A. Krapfiella mirahilis, sp. n. 



i^«^. 25 b. . Apex, enlarged. 



Fig. 26. Homorus egregius, sp. n. 

 -fY*/. 27. Cm'vella deliciosa., sp. u. 

 i^?]^. 28. Kenia suturalis, sp. n. 



Fig. 29. iredalei, sp. n. 



i-Y*;. 30. 0/:>e«s orestias, sp. n. 



i'i'^. 31. terebra, sp. n. 



7*7^. 32. rumriitiensis, sp. n. 



J^«^. 33. angustior, sp. n. 



Fig. 34. vicina, sp. n. 



i-li^. 35. Ancylus crassistriatus, sp. n. 

 Fty. 36. Pisidium kenianum, sp. u. 



I 



