Subfam. ORTALIDES, _Haliday._ Gen. LAMPROGASTER, _Macq._ 121. LAMPROGASTER QUADRILINEA, n. s. _Mas et Foem._ Cyaneo-viridis; capite pedibusque nigris; antennis piceis, basi rufis; thorace vittis quatuor albidis; abdomine purpureo-cyaneo; alis limpidis, litura basali, fasciis duabus (prima abbreviata, secunda interrupta) strigaque costali apicali nigris. _Male and Female._ Bluish green. Head black; proboscis red at the tip; antennae piceous, red at the base; thorax with two whitish stripes on each side; abdomen purplish blue; legs black, tarsi with pale tomentum towards the base; wings limpid, two black streaks, one basal including a limpid dot, the other apical, first band oblique, extending from the costa to the disk, second widely interrupted in the middle, its hind part occupying the discal transverse vein; veins black, testaceous along the costa; praebrachial vein forming a slight angle at its junction with the discal transverse, the latter parted by not more than one-fourth of its length from the border, and by more than its length from the praebrachial transverse. Length of the body 3-1/2--4-1/2 lines; of the wings 7-9 lines. 122. LAMPROGASTER MARGINIFERA, n. s. _Foem._ Testacea; capite maculis duabus fasciaque nigro-aeneis; thoracis disco nigro-aeneo, vittis tribus testaceis, vittis duabus lateralibus albidis, scutelli margine testaceo; abdominis dorso nigro-aeneo; alis limpidis, fasciis plurimis fuscis. _Female._ Testaceous. Head with two blackish aeneous spots on the vertex, and with a blackish aeneous band in front; mouth and antennae tawny; disk of the thorax blackish aeneous, with three testaceous stripes which are united in front, the middle one slender, the lateral pair united on the border of the scutellum, a whitish stripe on each side; abdomen blackish aeneous above; wings limpid, with eight or nine irregular brown bands; veins black, testaceous along the costa; discal transverse vein parted by much less than its length from the border, and by about its length from the praebrachial transverse. Length of the body 4 lines; of the wings 9 lines. 123. LAMPROGASTER DELECTANS, n. s. _Foem._ Ferruginea; capite testaceo, postice albido, vertice luteo fasciis duabus nigris, vittis quatuor anticis antennisque nigris; thorace vittis septem et metathoracis fascia albidis; abdomine cyaneo-viridi, basi discoque fulvis; pedibus nigricantibus, femoribus testaceis apice nigris; alis sublimpidis, costa, striga obliqua subcostali guttaque marginali nigricantibus.