INSECTS OF OLIVE AND ONION. 157 



COLEOPTERA. 

 Cerambycldse. 



Vesperus mauretanicus Dry.; Algeria, Spain. (See Grajje.) 

 Curcullonidae. 



Clonus , raxini De Geer; Europe; breeds on leaves. 



Ipidse. 



Phlceotribus olese Fabricius; barkbectle; Southern Europe; Tunis; in nursery stock. 



Hylesinus f raxini Fabricius and H. olex Fabricius; Europe; breed in bark and wood. 



Hylesinus vestitus M. and R.; barkbeetle; Tunis, Corsica, Italy, Southern France; in Pistacia and olive. 



LEPIDOPTERA. 

 (Ecophorldse. 



(Ecophora oliviella Fabricius; Europe; infests fruit. 



LITERATURE, 



Trabut, L. La Defense Contre les Cochenilles, 1910, p. 88. 

 SoRAUER. P. Ilandbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3. 



ONION; SHALLOT; LEEK; GABLIC. 



(Allium spp. Liliacese.) 



Bulbous root plants native of Asia domesticated for centuries and developed into 

 many valuable varieties. 



A. BETTER KNOWN ONION INSECTS LIKELY TO BE IMPORTED . 



Chortopbila cillcrura Rondani. 



(Shallot Fly. Anthomyidae; Diptera.) 



Hosts: Allium spp. (including shallot), asparagus, human excrement. 



Injury: Breeds in the plant stems. 



Description and biology: Male fly gray, with three brown stripes on scutellum, 

 abdomen with deep black median stripe and brown segments; appendages black. 

 Female lighter; length 4.5 mm. Maggot dirty white, with 14 teeth on apical margin 

 of stigmal plate. 



Distribution: Europe. 

 RoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, p. 427. 



>|< Hylemyla antiqua Meigen. 



(Onion Maggot. Anthomyidae; Diptera.) 



Host: Onions. 



Injury: Serious injury to the roots. 



Description and biology: Fly black, thickly dusted with gray, with dark flecks and 

 stripes; legs piceous black; length 6.5 mm. Maggot yellowish, 5-6 mm. long. 



Distribution: Europe. Introduced into United States. 

 SoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, p. 430, fig. 



262. 

 Smith, J. B. New Jersey Exp. Sta. 1907, Bui. 200, pp. 10-15, figs. 1, 8, 11. 



^JiUiiierus strlgatus Fabricius. 



(Onion Fly. Syrphidse; Diptera.) 



Host: Onions, Iris. 



Injury: Breeds in the stems and bulbs. 



Description and biology: Fly green; abdomen with gray hairy lunules at apex and at 

 sides of the first three segments; antennae dark; length 6-7.5 mm. Maggot grayish 

 yellow. Pupa sometimes in soil, sometimes in flower shaft. 



Distribution: Europe. Reported present in this country, by Felt, from Iris roots 

 at Saratoga Springs, N. Y. 

 SoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, p. 4;^. 



