X Contents 



IX. The Animal Ecology op the Cold Speing Sand Spit, with Remabks 



ON the Theoby of Adaptation _--___ 155 



By Charles Benedict Davenport, Associate Professor of Zoology and 

 Embryology 



X. The Finee Steuctuee of the Neueones in the Neevous System 



OF the White Rat (with Plates XIII, XIV) - - - - 177 

 By Shinkishi Hatai, Research Assistant in Neurology 



XI. The Phylogeny of Angiospeems 191 



By John Merle Coulter, Professor and Head of the Department of 

 Botany 



XII. Studies in Fat Neceosis - - - - -^- - - 197 

 By H. Gideon Wells, Instructor in Pathology 



XIII. Oogenesis in Sapbolegnia (with Plates XV, XVI) - - - 225 



By Bradley Moore Davis, Assistant Professor of Botany [Hull 

 Botanical Laboratory] 



XIV. The Eaely Development of Lepidosteus Osseus (with Plates 



XVII, XVIII) 259 



By Albert Chauncey Eycleshymer, Assistant Professor of Anatomy 



XV. The Steuctuee of the Glands of Beunneb (with Plates XIX- 



XXIV) --.-.-.--__ 277 

 By Robert Russell Bensley, Assistant Professor of Anatomy 



XVI. Mitosis in Pellia (with Plates XXV-XXVII) - - - - 327 



By Charles Joseph Chamberlain, Instructor in Morphology and 

 Cytology 



XVII. A Desceiption of the Beains and Spinal Coed of Two Beothees 

 Dead of Heeeditaey Ataxia. (Cases XVIII and XX of the 

 Seeies in the Family Descbibed by De. Sangee Beown); (with 

 plates XXVIII-XXXIX) ------.. 347 



By Lewellys Franklin Barker, Professor and Head of the Depart- 

 ment of Anatomy. With an Introduction by Dr. Sanger Brown 



