A text-book of entomology, including the anatomy, physiology, embryology and metamorphoses of insects, for use in agricultural and technical schools and colleges as well as by the working entomologist . FIG. 38. — Larva (a) of a chalcid, about to pupate, with thehead, including- the eyes and three ocelli, in the prothoracic seg-ment : I/, c, pupa. This mode of formation of the head may be observed still more easily inRhodites, Heraiteles, and Microgaster, from the fact that their oculocephalic FIG. 39. FIG. st* FIG. 41. ant Ir.

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Keywords: ., bookcentury1800, bookdecade1890, bookpublishe, booksubjectinsects