INTRODUCTION ciii 



540. Colobus palliatus. North of Lake Nyassa, German East 



Africa. 



541. Colobus sharpei. Ituri forest in Congo State, to Nyassaland, 



East Africa. 



542. Colobus angolensis. Left bank of Congo to Angola, West 



Africa. 



543. Colobus abyssinicus. Abyssinia. 



544. Colobus occidentalis. Uganda to Victoria Nyanza; Upper 



and Lower Congo ; Lake Chad ; Nigeria, West Africa. 



545. Colobus poliurus. Omo River, Abyssinia. 



546. Colobus caudatus. Mt. Kenia, British East Africa; Uganda, 



Unyamwezi, south east of Victoria Nyanza, and Mount 

 Kilimanjaro, German East Africa. 



547. Colobus gallarum. Galla country ; Abyssinia. 



Hylobatid^e. 



Hylobates. 



Range of the Genus. 



Oriental Region. 



Range of the Species. 



548. Hylobates nasutus. Cochin China ; Island of Hainan. 



549. Hylobates hoolock. Assam, Arakan, Upper Burma, and Kak- 



hyen Hills. 



550. Hylobates lar. Range between Pegu, and Arakan ; Tenas- 



serim. 



551. Hylobates henrici. Tonkin, near border of Yunnan. 



552. Hylobates leucogenys. Siam. 



553. Hylobates gabrielli. Annam. 



554. Hylobates leuciscus. Island of Java. 



555. Hylobates agilis. Island of Sumatra. 



556. Hylobates pileatus. Cambogia ; Siam ; Cochin China. 



557. Hylobates concolor. Borneo. 



558. Hylobates funereus. Islands of Sulu Archipelago? 



559. Hylobates fuscus. Locality unknown. 



