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 . Fro. 97. —A, under surface of pro thorax, orprostcriMim, oiDyticuscircwmjlevis: _.;/, pn>-Kterrnmi; , (•pi>l»riiiiin; Ui, cpinurum; 2.«,antciiirca or entothorax. THE APODEMES 93 The medifurca is a pair of flat processes which diverge andbridge the commissure, while the postfurca is situated under thecommissure. In beetles (Dyticus) Newport states that it is ex-.

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Keywords: ., bookcentury1800, bookdecade1890, bookpublishe, booksubjectinsects