o4'l- LARIDiE. 



CEd. longipes. Vieillot, Enc. Meth. 



Himantopus grallarius. Steph. v. xii. p. 184. — New Holland. 



ORDER V.-NATATORES. 



Characters: vide Steph. v. xiii. 2. p. 1. 



The Natatorial birds having already been treated 

 of with reference to that arrangement which has been 

 adopted in this and the preceding volumes, I shall 

 merely take notice of a trifling alteration which has 

 been made with reference to the name of one of the 

 genera ; and, in order to furnish my readers with 

 the latest information on the subject, I shall add the 

 characters and typical species of such new genera 

 (belonging to the other orders) as have been pub- 

 lished during the progress of these sheets through 

 the press. 



ANATlDiE. 



GExXUS CCCLXXXI.-CHENISCUS, Brooks' Mss, 



The characters of this genus, which is intermediate 

 between Bernicla and Chenalopeae, have not been 

 published. 



LARIDtE. 



The genus Procellauia mihi bears the name of 

 Thalassidroma in the Zoological Journal, given to 

 it by Mr. Vigors, whose arrangement of the genera 

 of this family and of the Pelicanidse, in that work, 

 appears more natural than that attempted in the 



