INSECTS INJURIOUS TO CITRUS FRUITS 



633 



Fly (Ceratitis capitata Wied.) and the Spring Citrus Whitefly or 

 the Black Fly (Aleurocanthus woglumi Ashby). 



The Black Fly, as the latter insect is now generally called, at- 



FIG. 544. Fly of orange maggot (Trypeta ludens.) After Riley. 

 tacks citrus, mango and avocado. It came originally from India. 

 It is a serious pest in the Bahamas, Cuba and Jamaica, but is not 

 known in Florida. The State Plant Board of Florida is main- 

 taining a rigid quarantine to 

 prevent the addition of this 

 very dangerous pest to the 

 list of enemies of the citrus 

 grower in Florida. 



The orange maggot occurs 

 in Mexico where it attacks 

 oranges in much the same 

 way that the apple-maggot 

 injures apples, many maggots 

 being found in the pulp of 

 FIG. 545. Mediterranean fruit-fly. After the infested fruit. The Med- 

 Froggatt. iterranean fruit fly attacks 



oranges and also peaches and other fruits. It occurs in Ber- 

 muda and Hawaii and also in all the continents but the mainland 

 of North America. The nature of its injury is like that of the 

 orange maggot. The adults of both species resemble the adults 

 of the cherry-fruit fly, the currant fly and the apple-maggot. 



