GOOSEBERRY AND CURRANT INSECTS. 



121 



Incurvarla capitella Clerck. 

 (Currant Shoot Borer. Tineidae; Lepidoptera.) 



Hosts: Currants; especially red currants. 



Injury: Seldom serious: tunnels the shoots. 



Description and biology: Adult, wing expanse J inch. Forewings dark brown with 

 purplish iridescence; near base a transverse yellow band and two yellow spots near 

 tip; head deep yellow. Occurs from mid May into June. Pupa, brown, in loose 

 cocoons in tunneled shoots. Larva, dull greenish, with red patch on ninth segment; 

 head and first thoracic segment black. Hatch in summer, feed on seeds in fruit, 

 then spin hibernaculum on bark; attack buds and shoots in spring causing the tips to 

 wilt; mature in April and May. Eggs are colorless, lemon-shaped, 0.67 mm. long. 



Distribution: Europe. 

 Theobald, F. V. Insect Pests of Fruit, 1909, p. 213. 



Notocella roborana Treitschke. 



(Currant Fruit Moth. Tortricidse; Lepidoptera.) 



Host: Cvu-rant, rose, Rubus sp., whitethorn, oak. 



Injury: Hollows out ripening currants. 



Description and biology: Adult, forewing white, mixed with dull gray before the 

 border; rusty red at 

 point; base gray brown; 

 speculum dotted black; 

 palpi reddish brown. 

 On wing June and July 

 (Germany) . Pupa tes in 

 currant leaves and the 

 stage lasts 3 weeks. 

 Larva, length 17 mm.; 

 plump, brown, head 

 yellowish brown, neck 

 and anal shield black; 

 on each segment a brown 

 wart, each with a light 

 bristle; webs up leaves and fruit; occurs in early spring. 



Distribution: Europe. 

 SoRAUER, P. Handbuch der Pflanzenkrankheiten, 3d ed., 1913, vol. 3, p. 286. 

 Theobald, F. V. Insect Pests of Fruit, 1909, p. 212. 

 CoLLiGNE, W. A Manual of Injm-ious Fruit Insects, 1912, p. 163. 



B. OTHER IMPORTANT CURRANT AND GOOSEBERRY INSECTS. 



Fig. 64.— Gooseberry moth {Zophodia convolutclla): Adult, larva, injury. 



HEMIPTERA. 

 Coccidse: 



Armored— 



Chionaspis salicis Linnaeus; Europe; Ribes sanguineum. 

 ^ Epidiaspis piricola Del Guercio; Italy, France, Portugal, Germany, England. 



Fiori7iia grossularise Maskell; New Zealand. 

 Unarmored — 



Lecanium coryli Linnaeus; Great Britain. 



Lecanium rehi King; Europe. 



Lecanium rubi Schrank; Europe. 



Phenacoccus socius Newstead ; British. Isles. 



Pseudococcus arecx Maskell; New Zealand. 



