die httect m qiiertto Harm 



in 1^/2 (-27) mentioned dm isf**** under die 



deatroctire to sugar cane in die West Indie*. 



ndiaeh in Ittti (25) was the fir* writer to record die 



.Potto Ufa*. H* states dial it IM* <XHBHHW m Cd^ 

 considerable damage in Porto Kiw, at lea* in die vicinity of Maya- 

 guez. In 1887 die same writer (26) notes die flight of adult* to 

 lights and again mentions the insect as being eepedaUjr abradant in 

 Hayagnez. Brtmner Ton Wattenwji and Bedtcnbaeher in 1&S& I 

 mention collecting this specie? in St Vincent during January, and 

 ^ivcj the ivllwijig \</:*a\'A/-::- a- :.aL.*$il-, of t:.~ .i-V^n : if &.i... Piij-fc:;.?!. 

 Pent, Uruguay, and Argentina. In 1895 Fernando Lopez Tuera, 

 of die Spaniel Agronomic Station at Bio Fiedras, Porto Rico, gave 

 a popular account of the changa as a pest of sugar came (31) with 

 notes on its life history.'' 



stensive account of the changa was published in 1902 



Barrett (2), entomologist and botanist of the Porto Bko Agri- 

 cultural Kxperirnent Station- Like most of the prevknis writers, 

 he used the specific name didortylus. He outlined the habits of dae 

 insect and gave recommendations for its eontroL According to him 



lianga has been very troublesome in Porto Kioo only since the 

 hurricane of 1 876, which is supposed to have destroyed most of the in- 

 sect's bird enemies. After 1885 the insect seemed to decrease sligfitly 

 in numbers until the hurricane of August. 1899. It is the common 

 belief in Porto Kico that the insect was introduced into the island 



in Porto Rico to abandon cane culture because of the change's rav- 

 diid to hare been the one in Mayaguez upon which the experi- 

 ment station is now located. At present the insect seems to be more 

 nun 1 troublesome in the eastern part of the island. 



inga has become well established in the southeastern United 

 - Worsham and Beed (54) published an account of 

 ket's habits and development and the damage done by 

 coastal counties of Georgia, where k has been known since 

 ). Prof. J. B. Watson, of Gainesville, Fla^ writes 1 that 

 flourishing colonies of this insect have become established in the 

 vicinity of Tampa and Miami, and be suspects that the insect 

 is generally di-tributed throughout Florida, although there are only 

 three authentic records of it from the State, all of them from the 

 southern part. According to Dr. W. E. Hinds,* the species is prob- 

 ably present _ lly throughout Afaham^ and complaints of its 



on. ss, 



