XXV111 



BULIMULUS. 



103 to 107 in B.proteus. The rhacliidian and inner lateral teeth have 

 no ectocones, an ectocone appearing on the 17th or 18th lateral. 

 The marginal teeth are bicuspid (pi. 59, fig. 2, B. proteiformis, 

 after Semper). 



( Group of B.proteus. Peru.) 



B.proteus Brod., xi, 13; xiv, B. baroni Fult., xi, 172; xiv, 



140. 142. 



sordidus Dh. B. steerei Pils., xiv, 140. 



B. mutabilis Brod., xi, 14. B. versicolor Brod., xi, 16. 



sordidus Rve. varittns Kiister. 



B. proteiformis Dohrn, xi, 14. v. callaoensis Pils., xi, 16. 



B. coraeformis Pils., xi, 15; xiv, B. aquilus Rve., xi, 17. 



142. ?B. mercurius Pfr., xiv, 140. 

 B. cretaceus Pfr., xiv, 141. 



(Group of B. tupacii. Andes of Peru and Bolivia.) 

 B. revinctus Hupe, xi, 17. B. purpuratus Rve., xi, 21. 



B. gayi Pfr., xi, 18. B. weddelli Hupe, xi, 21. 



B. tupacii Orb., xi, 19 ; xiv, 142. B. nemorensis ' Ph.' Pfr., xi, 22. 

 B. thamnoicus Orb., xi, 19 ; xiv, B. angrandi Mor., xi, 23. 



142. . B. alauda Hupe, xi, 23. 



B. pluto Crosse, xi, 20. B. nucinus Rve., xi, 24. 



B. petiti Pfr., xi, 21. 



( Group of B culmineus. 

 B. culmineus Orb., xi, 25. 



jussieui ' Val.,' Pt'r. 

 B. subjussieui Pils.. xi, 26. 



jussieui Hupe. 

 B. lithoicus Orb., x, 179. 



culminans Rve. 

 B. pentlandi Rve., xii, 27. 



Andes of Peru and Bolivia.) 



B. edwardsi Mor., xi, 27. 



B. badius Sowb., xi, 28. 



B. polymorphic Orb., xi, 28, 320. 



B. promethus Cr., xi, 28. 



B. ferrugineus Rve., xi, 29. 



B. peristomatus Doer., xi, 29. 



(Group of B. sequatoriiis. Andes of Ecuador.) 



B. aequatorius Pfr., xi, 30. 

 B. ochraceus Mor., xi, 31. 

 B. cotopaxiensis Pfr., xi, 31. 

 B. subfasciatus Pfr., xi, 32. 

 B. anthisanensis Pfr., xi, 32. 

 antisanensis Alb. Mart. 



B. caliginosus Rve., xi, 33. 

 B. cousini Jouss., xi, 33. 

 B. quitensis Pfr., x, 158. 



v. irregularis Pfr., xi, 34. 



v. catlowiae Pfr., xi, 34. 



