410 



MOLLUSKS OF THE GALAPACiOS STEAKNS. 



5C>. ]\is.s( ua fortis V. 15. Ad. 



57. Kissoina iiioa ('. 15. Ad. 



58. Alvauia sp. 



59. Sipluinimn niavi;arit;num Val. 



60. Sijiluiniuni S(Hianiii;<'ruiii ('av]i. 



[Sorpulorliis y-.] 



61. Siidioiiium pellucidiini ]5iod ft Sow. 



62. Calyptraa vaiia Brod. [Mitinlaiia 



IS. Naoella? suhspiralis C'ai]). 



79. Lophyius (tooditUii lirod. [Chiton 



50. I.opliyriis siilr.itus Wood. [Chiton 



Ji-] " 



51. la'iiidopltMiiiis janiironsis tJray. 



[Chiton.] 

 82. Acanthoi'hites hinidinilVninis Sow. 

 [Chiton.] 



63. Coi'blolepas harhata Sow. [Aniiil- 8:5. Bulla rutilabris A. Ad. 



thea <j:.] 81. Jaiithina frasilis Lam. 



64. CorhlolepasGrayana M«'nk. [Anial- I 85. Bulininlus aohatinrllinus I'orli. 



thea g.] 86. Bulinnilus Darwinii Ptlr. 



65. Cochloleiias snhriira Sow. [.Vnial- 87. KUobinni stagnalo Petit. (Auri 



thoa g.] 



66. Anialthea ant iipiata L. 



67. Nerita ornata Sow. [ ~ N. ncabri- 



costa Laui.] 



68. Nerita Hernhardi Rci 1. 



cula ii.] 



88. Mclauii)ns trilinoatiis C. 15. Adams. 



89. Tralia i)auanionsis C. 15. Ad. 



90. Pedipes auj-ulatus C. 15. Ad. 



91. Liiciua iibula Ad. ot Heeve. 



69. Omphalius Cooksoni Edgar Smith, j 92. Lnciua ])>inctata L. 



[Trochus <>;.] I 93. Actiuoholns vatius 15rod. (Cardita 



70. Omphaliu.s rctienlatns Wood. [Tro- 



(•hus g.] 



71. Fissurella macrotrema Sow. [=F. 



1 iiijosa Sby. var.] 



72. Fi.ssurella obscura Sow. [= f F. 



rnjiosa Sby. var.] 



73. Lucapina alta C. B. Ad. [Fissuri- 



doa g.] 



94. Mytilii.s Adamsianiis Diuiker. 



95. Marjjaritift'ra f CMminu;ii Roove. 

 [Mtdoaji'rina g.] 



96. Isognomon loiiumcn (imel. [Pcr- 

 na g.] 



97. Isoji'uonion (inadran<;ii]arc Reeve 

 [Porna -.] 



74. Lneapina inaiinalis Sow. [Fissnri- j 98. Barbatia deoussata Sow. [Area.] 



dea g.] 99. Barbatia velata Sow. [Area.] 



75. Lucapiua nnis Reeve. [Fissnri- j 100. l?arbatia divaricata Sow. [Area.] 



deag.] 101. Barbatia gradata Brod. et Sow. 



76. Toctnra i)atina Esihsch. [Acma-a [Area.] 



g.] 102. Radulaarcuata Sow. [Lima g. J 



77. TecturaspeitrumXntt. [Acma^ag.] 103. Ostrea glomerata Gould. 



ANCEY'S GALAPAGOS SPECIES, ETC. 



In tlie Bu1leti)i of the Societic Mnlac. de Froitcv* Mr. C F. Anoey, 

 uiuler the title of "Nouvelles Contributions J\Ialao<tlogi(iues,*' lias de- 

 seribetl BitUnfulHS amastroides; in conneotion with the description he 

 refers to />. calvu,s Sowerby as the only sjieeies with Avhich it may be 

 compared, but his shell has a ''facies general tres dilferent," form move 

 oval, less height, and a more delicate sculpture. 



His varieties of 7>. ruf/idosu.s Sby., namely, i)i/'n,scat(( and plaHO.spiray 

 and of Ji. eschari/erun Sby., bizonalis, and .siihconoiddiis, have already 

 been mentioned. 



In speaking of the Gala])agos Bnlimoidshe says: '<Les litriimes appar- 

 tiennent ini-ontestablemcnt an systeiiie amciicaine, mais ils sc soiit 

 modifies i)eii a \)vu. giace a la nature v()lcani<iue de ces iles et a leur 

 position geographique." 



* Juillet 1887, iv, pp. 293-299. 



