LIST OF ILLUSTKATIONS. 



PASE 



Leaf Butterfly in flight and repose {from Mr. A. Wallace's " Moilay 



Archipelago") ... ... i.. ... ... ....... 35 



"Walking-Leaf Insect ... ... ... ... ... ... ... 40 



Pleurouectidse, with the peculiarly placed eye in diflerent positions 



{from Dr. Traquairs -paper in Linn. Soc. Trans., ISQd) 42, 187 



Mouth of Whale {from Professor Oivcn's ^^ Odonto(jraj)liy'^') ... 45 



Four plates of Baleen seen obliquely from within {from Professor 



Owen's ' ' Odontography ") ... ... ... ... ... ... 46 



47, 11)7 



Echinus, or Sea Urchin ... 



Pedicellarise of Echinus very much enlarged 



Kattlesnake 



Cobra {from Sir Andrew Smith's '■'' Southern Africa") 



Wingbones of Pterodactyle, Bat, and Bird {frora Mr. Andrew 



Murray's ^^ Geograp)Mcal Distribution of Maiiimals") ... 72,147, 177 



Skeleton of Flying-Dragon 73,178 



Centipede {from a specimen in the M^iseum of the Royal College of 



Surgeons) ... ... ... ... ... ... ... 75,'l79 



Teeth of Urotrichus and Perameles .. ... ... 77 



The Archeopteryx {from Professor Otccn's *^ Anatomy of Vcrte- ' , 

 brata") 82, 149 



49, 188 

 50 

 56 

 57 



