XXVlll 



BULIMULUS. 



103 to 107 in B. proteus. The rhachidian 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 Full., xi, 172; xiv, 



142. 



B. steerei Pils., xiv, 140. 

 B. versicolor Brod., xi, 16. 

 vartfins Kiister. 

 v. callaoensis Pils., xi, 16. 



140. 



sordidus Dh. 

 B. mutabilis Brod., xi, 14. 



sordidus Rve. 

 B. proteiformis Dohrn, xi, 14. 



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



142. . 

 B. cretaceus Pfr., xiv, 141. 



? B. mercurius Pfr., xiv, 140. 



(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 Hup<5, xi, 23. 



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



B. petiti Pfr., xi, 21. 



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



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. 



B. edwardsi Mor., xi, 27. 



B. badius Sowb., xi, 28. 



B. polymorphus Orb., xi, 28, 320. 



B. promethus Cr., xi, 28. 



B. ferrugineus Rve., xi, 29. 



B. peristomatus Doer., xi, 29. 



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



B. sequatorius 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. catlowia3 Pfr., xi, 34. 



