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 . 196 The genus Rliyssa contains our largest species, and frequentsthe holes of boring insects in the trunks of trees, inserting its remarkably long ovipositorin the body of the larvaedeeply embedded in thetrunk of the tree. Harrisstates that Rhynsa (Pimpla)atrata and lunator (Fig. 128,male) of Fabricius, mayfrequentl} be seen thrustingtheir slender borers, measur-ing from three to four in-ches in length, into thetrunks of trees inhabi
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 . 196 The genus Rliyssa contains our largest species, and frequentsthe holes of boring insects in the trunks of trees, inserting its remarkably long ovipositorin the body of the larvaedeeply embedded in thetrunk of the tree. Harrisstates that Rhynsa (Pimpla)atrata and lunator (Fig. 128,male) of Fabricius, mayfrequentl} be seen thrustingtheir slender borers, measur-ing from three to four in-ches in length, into thetrunks of trees inhabitedb}^ the grul)S of the Tre-mex, and by other wood-^&- 127. eating insects; and, like the female Tremex, they sometimes become fastened to thetrees, and die without being able to draw their borers outagain. The abdomen of the male is very slender. Pimjila has the ovipositor half as long as the abdomen. Cresson is a parasite on Clisiocampa. The genus Trogus leads to Ichneumon. The anteunte areshorter than the body ; the abdomen is slightlj^ petiolate, fusi-form, and the second subcostal cellis quadrangular. Trogus exesoriusBrulle is tawny red, an
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishe, booksubjectinsects
