XI. Descriptions of some new Genera of British Homoptera

CAPUT thorace latius ; vertex perbrevis arcuatus niedio breuissinzus.Facies subturbinata.Oculi m i p i .Ocelli 2 in fucie, inter oculos dispositi.Antennre triurticulata, ix facie inter owlorum marginem inferiorem insert@; nrticulus primus brevissinius, secundus cylindricus, ultimus setiforinis, in mure apicern versus in c h a m subovatam contpressam dilntalus.Prothorax transversus, subovatus, yosticP excisus.Scutellum magnum, trigonum.Ale superiores corpore naulto longiores, apice sese involventes.Tibire postica valdE spinose et ciliatre.Head broader than the thorax ; the vertex very short, with the anterior margin slightly convex, the posterior very concave.Face subturbinate.Eyes very large.Ocelli 2, placed in the face between the eyes, to which they are a little closer than to each other.(Fig. 2, a.) Antenna inserted in slight depressions or excavations between the inferior margin of the eyes; the first joint very short, the second short, cylindric, the last long, setiform, with two lateral bristles near the base ; in the male, towards the apex, dilated into a nearly oval, much compressed club, with the apex very slender.(Fig. 2, b.]+ Rostrum about as long as the prothorax.Prothorax transverse, ovate, posteriorly excised.Scutellum large, trigonate.Superior wings much longer than the abdomen, of a membranaceous texture ; their extremities dilated internally, and one covering the other ; the nervures completed, without extending far into the internal dilated portion, leaving there a margin of pure * 2iar peculiuris, xqas corm.-f I have stated the antennze to be three-jointed; I think it not improbable, however, that the base of the seta, which bears the lateral bristles, may be a distinct joint.* pmreaxor mnn, paegr formn.I32