xxvi &EOGEAPHICAL DISTRIBUTION. 



D^. Papuan Sub-Eegion. 



Peculiar Geuera : — 0. 



Peculiar Species : — 0. 



Species known, or supposed, to breed within its limits: — -1. Hirwido javanica. 2. Petrochdidou 

 nigricans. 



D^. Australian Sub- Region. 



Peculiar Genera : — 1. Cheramceca. 



Peculiar Species : — 1. Hirundo neoxena. 2. Chei'amoeca leucosternum. 



Species known to breed within its limits : — 1. Hirundo neoxena. 2. Cheramceca leucosternum. 

 3. Petrochelidon nigricans. 



T>-\ New-Zealand Sub-Region. 



Peculiar Genera : — 0. 

 Peculiar Species : — 0. 

 Species known to breed within its limits : — 0. 



D'^. PiJiAN Sub-Region. 



Peculiar Genera : — 0. 



Peculiar Species ;— 1. Hirundo tahitica*. 



Species known to breeil within its limits : — 1. Hirundo tahitica. 



W. Hawaiian Sub-Region. 



Peculiar Genera : — 0. 

 Peculiar Species : — 0. 

 Species known to breed within its limits : — 0. 



E. NEARCTIC REG ion f. 

 E^ Arctic Sub-Pv^egion. 



a. Arctic Province. 

 Peculiar Genera : — 0. 



Peculiar Species : — 0. 



Species known^ or supposed, to breed within its limits : — 1. Hirundo erythrogastrct, 



* Although occurring just within the confines of the Papuan Sub-Region, this species may virtuall}' he con- 

 sidered one of the characteristic species of the Fijian Suh-Eegion. 



t In the paper above refei'red to we followed, in the main, the divisions of the Xearctio Area proposed liy 

 Dr. J. A. Allen in his celebrated essays on the Geographical Distribution of North-American Mammals (Bull. Araer. 

 ilus. iv. pp. 199-244) and Birds (' Auk,' 1893, pp. 97-150). In our endeavour to bring the Palsearctic " Sub-Regions " 

 into equivalent rank with the Nearctic, we bestowed upon those of the latter a higher rank than that claimed for 



