CONTENTS. 



PART VII.— August, 1878. 



XVII. On the Male Genital Armature m the European Rhopalocera. By P. Bu- 

 chanan White, M.D., F.L.S., fyc. (Plates LV.-LVII.) . . . page 357 



XVIII. Morphology of the Mammalian Ossicula auditus. By Alban H. G. Doran, 

 F.B.C.S. (Communicated by Professor Plower, F.B.S., F.L.S., 8fc. (Plates 

 LVIII.-LXIV.) 371 



XIX. On the Annelida obtained during the Cruise of S.M.S. ' Valorous' to Davis 

 Strait in 1875. By W. C. M'Intosh, M.D., LL.J)., F.B.SS. L. 8f M, F.Z.S., 

 8fc. (Plate LXV. and 2 Woodcuts) 199 



XX. On the Sacral Plexus and Sacral Vertebrce of Lizards and other Vertebrata. 

 By St. George Mivart, Sec. B.S., and the Rev. Robert Clarke, F.L.S. 

 (Plates LXVI. & LXVII. and 9 Woodcuts) 513 



