12 LIST OF ILLUSTRATIONS. 



Outlines of Wings of Butterflies of Celebes compared with those of allied spe- 

 cies elsewhere ......... 100 



Great Shielded Grasshopper 103 



The Six-shafted Bird of Paradise 104 



The Long-tailed Bird of Paradise . . . . . . 105 



The Eed Bird of Paradise 106 



Horned Flies 10T 



The Magnificent Bird of Paradise 10T 



(The above seven figures are from Mr. A. Wallace's " Malay Archi- 

 pelago.") 

 *Much enlarged horizontal Section of the Tooth of a Labyrinthodon (from Prof. 



Owen's " Odontography ") . . . . . .118 



Hand of the Potto (from life) 119 



Skeleton of Plesiosaurus 120,147,192 



The Aye-Aye (from Trans. ofZool. Soc) ..... 122 



Dentition of Sabre-toothed Tiger (from Prof. Owen's " Odontography ") . 125 



Trilobite 149,185 



Inner side of Lower Jaw of Pleurodont Lizard (from Prof. Owen's " Odontog- 



raphy") 162 



Solenodon (from Berlin Trans.) . . . . . . .163 



Tarsal Bones of Galago and Cheirogaleus (from Proc. Zool. Soc.) . . 173 



Squilla 174 



Parts of the Skeleton of the Lobster 175 



Spine of Galago Allenii (from Proc. Zool. Soc) ..... 176 



Vertebrae of Axoloil (from Proc. ZooL Soc.) 179 



Annelid undergoing spontaneous fission . . . . . 183, 226 



Aard-Yark (Orycteropus capensis) . . . . ' . 188 



Pangolin (Manis) ......... 189 



Skeleton of Manus and Pes of a Tailed Batrachian (from Prof. Gegenbaur's 



" Tarsus and Carpus v ) ....... 192 



Flexor Muscles of Hand of Nycticetus (from Proc. Zool. Soc.) . . .194 

 The Fibres of Corti 296 



