Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists . ^ state that the long snout lightsup in the night, and in describing it, say its head is like alamp. {Keetchua Jiana-tah.) In Plata the base of the head is concealed by the front edge-of the prothorax, the front of the head is long and slender,without any middle keel; the wings are very broad and rounded. Anotia Bonnetii Kirby is found, according to Fitch, on wil-lows about the middle of September. Otiocerus CoquebertiiKirby is found on beech and
Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists . ^ state that the long snout lightsup in the night, and in describing it, say its head is like alamp. {Keetchua Jiana-tah.) In Plata the base of the head is concealed by the front edge-of the prothorax, the front of the head is long and slender,without any middle keel; the wings are very broad and rounded. Anotia Bonnetii Kirby is found, according to Fitch, on wil-lows about the middle of September. Otiocerus CoquebertiiKirby is found on beech and oak trees, and sometimes on thegrape-vine, according to Fitch. The genus Delphax has a very broad front, with sharp edgesand a forked keel along the middle ; the antennae are two-jointed, the articulations long and thickened at the end. Delphaz arvensis Fitch is pale yellow, unspotted, with the el^traand wings nearly pellucid. It is common in fields of wheatearly in June. CiCAD^Ri^ Latreille. These interesting insects, commonlycalled locusts, are large and wedge-shaped, with a large 534 broad head and prominent eyes. The males have a musicalapparatus beneath the wings on the basal ring of the abdomen, which acts like a ket-tle drum, producinga loud, penetrating,shrill sound. Cicadarimosa of Say, oursmallest species, be-gins to be heard alittle before the mid-dle of June. TheC pruinosa Say islarger and appearslater, being an au-tumnal species. Pro-rig. 536. fessor A. E. Verrillhas observed this species in Norway, Me., laying its eggs inthe stems of Solidago or Golden-rod. It made a longitudinalincision with ragged edges into the pith of the plant, then with its oviposi-tor forced itseggs a littledistancedown in thepith belowthe externalopening;there weretwo rows ofeggs suc-ceeding thefirst singleone, eachpair diverg-ing o u t -wards, the^ig- ^37. lower ends of each pair nearly touching each other, and all placed verynear together. The habits of tlie Seventeen year lo
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishe, booksubjectinsects
