MASON AND LEFROY. 285 



1556. Ardea sumatrana. Dusky-grey Heron. Small fish and 

 crabs. F. I. IV, 383. 



1562. Bubulcus coromandus. Cattle Egret. It always attends 

 cattle whilst grazing and picks up grasshoppers and the larvae 

 disturbed by them ; now and then it varies its food with small 

 fish, tadpoles and aquatic insects. Jerd. B. I. Ill, 750. This 

 Egret is a constant attendant on cattle, either oxen or buffaloes, 

 frequently perching on their backs and feeding mainly on the 

 insects that are attracted by cattle, and on grasshoppers. F. I. 

 IV, 389. Leech or parasite off aligators ? (B. coromandus), white 

 Egret. B. N. H. S. J. II, 224. Follows grazing cattle, "but like 

 other Egrets it feeds also on fish and tadpoles.' 5 Bombay Gaz., 

 Ahmedabad, IV, 95. 



Stomachs examined. 



3-12-09. 1 Chrotogonus sp. 



9 Other grasshoppers. 



1 Sternolophus quinque-pustulatus. 



1 Spodoptera mauritia larva. 



2 A gratis sp. larvse. 



3 Hyostola trochala larvse. 

 34 Sarcophagidce. 



2 Muscidce. 



28 Earthworms. 

 19-12-09. 14 Grasshoppers (several species.) 



3 Chrotogonus sp. 



1 Onthophagus gazella. 



1 Carabid sp. 

 19 Sarcophagidce. 



3 Tipulid (?) larvae. 

 10 Earthworms 



19-12-09. 



10 Chrotogonus sp. 



2 Acridium ceruginosum. 



2 Atractomorpha crenulata, 



5 Remains of about five other grasshoppers. 



6 Agrotis sp. larvae. 

 2 Small Carabids. 



1 Opatrum depressum. 

 24 Sarcophagidcs. 

 12 Muscidce. 



6 Remains of about six other flies, probably all Muscids. 



4 Earthworms. 



Summary. Of 166 insects taken by 3 birds, 3 are beneficial, ': 

 neutral and 160 are injurious. 



