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.

_Female._ Ferruginous. Head testaceous, whitish behind; vertex luteous,
blackish in front and behind; fore part with four blackish stripes;