360 Mr. G. A. K. Marshall on Birds as a Factor in the 



26. Coracias caudatus, L. (Lilac-breasted Roller). " Rollers 



(Coracias caudata) are great hawkers of flying insects, 

 especially of butterflies" : H. A. Brydeu, " Nature and 

 Sport in S. Africa," p. 64. 



27. Coracias sp. '■ I may here say that I have on one 

 occasion seen a Roller (Coracias) in West Africa cap- 

 ture on the wing a Pierine, probably Terias se.nega- 

 Icnsis " : Dr. F. Creighton Wellrnan, " Ann. See. Ent. 

 Belg.," 1908, p. 148. 



28. Ispidina natalcnsis, Smith (Natal Kingfisher). " These 



birds feed entirely on butterflies and insects caught 

 on the wing " : T. Ayres, in Sharpe's " Monogr, King- 

 fishers," p. 146 (Natal). 



29. Halcyon chalicuti, Stanley (Striped Kingfisher). («) 



"Its food consists entirely of Coleoptera, Orthoptera, 

 Lepidoptera and flies. ... It captures insects on the 

 wing": von Heuglin, quoted in Sharpe's "Monogr. 

 Kingfishers," p. 184 (N.E. Africa).— (Z>) " Nov. 23, 1908. 

 " Saw a Bush Kingfisher catch and eat two butter- 

 flies, viz. Junonia ccbrene and Catopsilia fiorclla, both 

 of which were captured when feeding.'' G. A. K. 

 Marshall, Tr. Ent. Soc, 1902, p. 357 (Rhodesia). 



30. Coccystcs cafer, Licht. (Levaillant's Cuckoo). " Dec. 



15, 1898. Remains of Fapilio dcmodocus found in 

 the stomach of a cuckoo {Coccystcs cafer) " : G. A. K. 

 Marshall, /. c. (Rhodesia). 



31. Falco sichhtitco, L. (Hobby), " Swynnerton shot a hobby 



which had in its stomach an almost coimplete Terias" : 

 G. A. K. Marshall, /. c. (Rhodesia), 



32. Birds not identified : — 



(a) " Empandeni, Plumtree, Rhodesia. On Feb. 31 

 of this year (1907) I was passing through a native 

 field and saw a brownish bird about the size of a 

 starling dart out of a tree and seize a Fieris or 

 Teracolus (I could not be certain which, as the butter- 

 fly was flying rather high and I was not near enough 

 to identify it) in its beak and fly back to the tree with 

 it. I was near enough to be absolutely certain of this. 

 It was the first time I liad ever witnessed anything 

 of the sort, and so far I have not seen a repetition 

 of any such attack " : Father O'Niel, S. J. (in litt.). — 

 (h) "This Scdamis was settled on the under-side of a 

 leaf when a bird made a dart at it and took the piece 

 out of the wings. May 12, 1902, Stella Bush, Dur- 



