The articular surfaces of the haunches (coxae) of the fore-legs are often conical or globular, so that each limb works in a ball-and-socket joint, while the hind haunches are large, displacing the ventral sclerites of the first two abdominal segments (fig. [Please select]
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Pagiopodous: those Heteroptera which have the coxae of the hind legs hinged and the femora grooved. [Please select]
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Sternorhynchi: that series of Homoptera in which the beak or rostrum apparently arises from the sternum between the anterior coxae; e. [Please select]
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Trochalopoda: Heteroptera in which the posterior coxae are nearly globose and the articulation is a ball and socket joint: see pagiopoda. [Please select]
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