LIST OF PLATES. 



Plate XII. (between p. 130 and p. 131). The Australian Mud- 

 fish (Ceratodus Fosteri) ... ... ... Explanation 



Plate XIII. (between p. 130 and p. 131). The Mexican Axolotl 

 (Siredon pisciformis) and the European Land-salamander 

 (Salamandra maculata) ... ... ... Explanation 



Plate XIV. (between p. 180 and p. 181). Four Catarhines 

 (Chimpanzee, Gorilla, Orang, Negro) ... Explanation 



Plate XV. (between p. 188 and p. 189). Pedigree of Man 



Explanation 



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118 



129 



181 



184 



