116 liecenthj published Ornithological Works. 



Crateropus bohndorffi, Sigmodus mentalis, Pionias crassus, 

 Ceuthmochares iyitermedii's, and Syrnium bohndorffi. 



42. Shufeldt on the forms of the Patella in Birds. 



[Concerning some of tlie forms assumed by the Patella in Birds. By 

 Dr. R. W. Shufeldt. Proc. U.S. Nat, Mus. 1884, p. 324.] 



Dr. Shufeldt points out that the patella is a characteristic 

 bone in some cases^ and describes and figures its form in 

 certain water-birds. 



43. Synith on the Hieracideas. 



[On Hieracidea nova-zealandice and H. hrunnea. By W. W. Smith. 

 Communicated by Dr. Duller. Trans, and Proc. New Zealand Inst. xvi. 

 p. 318.] 



Mr. Smith's careful observations seem to establish tlie 

 specific difference of the two species of Hieracidea of New 

 Zealand. 



44. Sovza on Bucorax jiyrrhops. 



[Notes sur le Bucorax pyrrhops, Elliot. Par Jos6 Augusto de Souza. 

 Jorn. Sci. Lisboa, no. xxxviii. 1884.] 



M. de Souza gives some further characters to distinguish 

 Bucorax pyrrhopis from B. abyssinicus, as observed in a speci- 

 men of the former species lately received at Lisbon from 

 Bissao. Two figures of the head of B. pyrrhops are added. 



45. Stejneger on the Natural History of the Commander 

 Islands. 



[Contributions to the History of the Commander Islands. By Leonhard 

 Stejneger. Proc. U.S. Nat. Mus. 1883, p. 58.] 



A very interesting letter, containing an account of IVIr. 

 Stejneger's first three months'' explorations in Bering Island, 

 where he landed in April 1882. The laud-fauna is essentially 

 Palsearctic. Of the 70 species of birds of which specimens 

 were obtained or observed, about one third are circumpolar, 

 one third Pacific, and the remainder East-Asiatic. The 

 American Plaliaetus leucocephalus occurs thcrC; and a second 



