. Injurious insects of the orchard, vineyard, field, garden, conservatory, household, storehouse, domestic animals, etc., with remedies for their extermination . ring. This species is reported as occurringin this State, but T have never seen a specimen of either larvaor perfect insect. INSECTS INFESTING THE HOP PLANT. 271 Remedies.—Spray thoroughly with No. 5 or 7; or No. 64,which is preferable. Read No. lOG carefully. CHAPTER CLXXX. The Semicolon Butterfly. (Cal.) (Grapta interrogationis.—Fabricius.) Order, Leiidoptkra ; Family, Nymphaliive. [Feeding upon the leaves of the hopvine; a browish
. Injurious insects of the orchard, vineyard, field, garden, conservatory, household, storehouse, domestic animals, etc., with remedies for their extermination . ring. This species is reported as occurringin this State, but T have never seen a specimen of either larvaor perfect insect. INSECTS INFESTING THE HOP PLANT. 271 Remedies.—Spray thoroughly with No. 5 or 7; or No. 64,which is preferable. Read No. lOG carefully. CHAPTER CLXXX. The Semicolon Butterfly. (Cal.) (Grapta interrogationis.—Fabricius.) Order, Leiidoptkra ; Family, Nymphaliive. [Feeding upon the leaves of the hopvine; a browish cater-pillar, mottled with yellow and covered with red or light col-ored spines tipped with black, or the spines wholly black.] The fully grown caterpillar is about one inch and six lineslong; the head is reddish-brown, thinly covered with smallprickles, and on the top are two branching spines. Whenabout to pupate, it suspends itself by the hind feet. The chrysalis is ashy-brown, and the head is surmountedwith two projections resembling ears; on the back of the tho-rax is a nose-like prominence, and on the l)ack are a numberof silvery spots. Fig. Fig. 255.—Semicolon lUittertiy—colors. reddis]i-l)rown andblack. The butterflv (Fig. 255) which issues from this chrysalis hasthe outer margin of all the wings notched; they are of a red-dish-lirown color, marked with black and dark brown spots,and with an outer brown border; in some the greater part of 272 INSECTS INFESTING THE HOP PLANT. the hind wings are black. On the under side of each hindwing is a silvery character resembling a semicolon ( ; ). Thefore-wings expand from two inches and six lines to two inchesand nine lines. Remedies.—Should the caterpillars appear on the vines,spray thoroughly wdth No. 5 or 7; or No. 64, which is prefer-able. Read No. 106 carefully. CHAPTER CLXXXL The Hop Aphis. (Cal.) (Phorodon humuli.—i^chrank.) Order, Hemiptera; ) Familv, Sub-order, HoxMOPtera ;) [Living upon hopvi
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