152 FIELD MUSEUM OF NATURAL HISTORY ORNITHOLOGY, VOL. I. 



Family Arcleidae. 



41. Ardea melanocephala Vigors and Children. 



Narrative of Travels, Africa, II. (1826), p. 201. Lake Tchad. 



cT, Jan., Naivasha. 



cf, Feb., Lake Elmenteita. 



42. Nycticorax nycticorax (Linn.). 



Ardea nycticorax Linnaeus, Systema Naturae, loth ed. (1758), 

 pp. 142, 143. Southern Europe. 

 9,9, Nov., Athi River. 



43. Butorides atricapilla (Afzelius). 



Ardea atricapilla Afzelius, Kongliga Svenska Vetenskaps Aka- 

 demiens Handlingar, Stockholm, XXV. (1804), pp. 264-268. Sierra 

 Leone, West Africa. 



9 , Nov., Athi River. 



44. Ardeola ralloides (Scop.). 



Ardea ralloides Scopoli, Annus Historico-Naturalis, I. (1769), 

 p. 88. 



$ , Nov., Athi River. 



45. Mesophoyx brachyrhyncha (Brehm). 



Herodias brachyrhynchos Brehm, Journal fur Ornithologie, 1858. 

 p. 471. Southern Egypt. 

 C?, Nov., Athi River. 

 tf , Jan., Naivasha. 

 i specimen without data. 



46. Bubulcus ibis (Linn.). 



Ardea ibis Linnaeus, Systema Naturae, loth ed. (1758), p. 144- 

 Egypt. 



9,9, March, Molo. 



9 , Jan., Naivasha. 



cT, cT, Nov., (?, Dec., Athi River. 



"This heron consorts with horses, cattle and buffaloes. Its 

 movements were used as an index to the whereabouts of buffaloes 

 in the marshes." 



47. Ardeirallus sturmi (Wagl.). 



Ardea sturmi Wagler, Systema Avium, 1827, p. 191. 

 d\ Nov., Athi River. 



