Production of Mimetic BcscmUances among Butterfiics. 365 



miss them : J. C. Kershaw, Tr. Ent. Soc, 1905 p 6 — 

 {g) "Sept. 23, 1885. Road up Tlmndiani, nearKala 

 Pani Bungalow. Saw a youDg King-Crow, Dicrurus 

 atcr, stoop at a big blue Fcvpilio, either P. i^lyctor or 

 P. ardurus, and miss it. The bird did not repeat the 

 attempt": Col. J. W. Yerbury, Tr. Ent. Soc, 1902 

 p. 359.— (A) "Sept. 2, 1886. Road up Thundiani' 

 near top of the hill. Saw a young King-Crow stoop 

 at_ a specimen of Vanessa Jcaschmirensis, and after 

 missing it once take it at the second attempt. Did 

 not notice whether the insect was eaten": Col 

 Yerbury, /. c.~(i) "Going through some fairly open 

 jungle [in Burma] close to the main road I put up a 

 Melanitis zitenius, which fluttered across the road 

 and was swooped at by a King-Crow {Dicrnrus) but 

 missed " : Lt.-Col. C. T. Bingham, Tr.Ent. Soc, 1902, 

 p. 363.-0') Observed to hawk Catopsilia in Burma • 

 Lt.-Col. Bingham, /. c. p. 363. 



10. Dicrurus sp. (Drongo). " On a forest path a Danaus 

 scptentrionahs flew along before me with its slow, 

 flapping motion, when suddenly an apparently young 

 Dicrurid— these birds are bitter enemies of butterflies 

 —darted at it from a twig where it had been on the 

 watch, but when about two feet away shook itself 

 and then, without seizing the insect, returned to its 

 perch " : E. Haase, " Res. on Mimiciy," p. 99 (Siam). 



11. Dicrurus longicaudatus, Jerd. (Long- tailed Drongo). 



This bu-d was observed to seize a large butterfly 

 {Tetncqmlpus impcrialis, Hope) on the wincr • G C 

 Dudgeon, "J. Bomb., N. H. Soc," ix, 1895 p 337 

 (India). ' ' 



12. Dicrurus leucopjgiaHs, Blyth (White- vented Drongo). 



"Mr. Lewis also gives Buchavga leucopygialis a° a 

 very active hunter of butterflies on the' wing"- R 

 Trimen, Proc Ent. Soc, 1897, p. xci (Ceylon). 



13. Dicrurus sp. On two occasions in Java an '' EdoUusI 



sp." was seen to eat a Eujiloca rafflcsii, Moore (Piepers) • 

 A. S. Packard, « Proc Am. Phil. Soc," 1904 p 412 



14. Buchanga sp. (Drongo). " Buchana [sic] sp.', a small 



species, was very common on a small island near 

 Bangkok during the flying season of the Catopsiliae, 

 and I have observed it as it was busy in capturing 

 these insects." Haase also states that Dicruridae in 

 general " appear to be special enemies of these 



