( 250 ) 



Report on llie geology of Coast mountains also porlions of the 

 middle and northern inining districts of California ; by D"^ John 

 B. Trask. Washington, ISSS; \ broch. in-8°. 



Notice of a colleclion of fishes from the southern bend of the 

 Tennessee river, Alabama; by L. Agassiz. New-Haven, 1854; 

 i broch. in-8°. 



The primitive diversity and number of animais in geological 

 limes; by L. Agassiz. New-Haven, 1854; 1 broch. in-8". 



On ichthyological fauna ofthe Pacific slope ofNorth America ; 

 by L. Agassiz. New-Haven, 1855; I broch. in-8". 



On extraordinary fishes from California, constituting a new 

 family; by L. Agassiz. New-Haven, 1853; 1 broch. in-8°. 



On the principles of classification in the animal kingdom ; by 

 L. Agassiz. Charleston , 1830; 1 broch. in-8''. 



