On the Hymenoptera of the Georgetown Musewm. 157 
Head, pro-and mesothorax smooth, the mesonotum thickly covered with 
short black pubescence ; the metanotum smooth, the posterior median area 
closely covered with short, broken striz, arranged in longitudinal rows above, in 
transverse ones below ; the apical half of the apical lateral arexe with stout, broken 
mostly oblique striz, the areola large, wider than long, rounded at the base, 
transverse at the apex. The basal three abdominal segments are strongly, 
closely, striated. 
Microjoppa flavinervis, sp.n. 
Luteous, the flagellum of antenne, the vertex from the keel on occiput 
to opposite the anterior ocellus, the mark continued broadly down the middle 
o‘ the front for more than half-way and roundly narrowed below, the teeth of 
mandibles, the mesonotum in front on either side of the furrows, the rest from 
near the apex of the furrows, the base of the metanotum to the middle of the 
areola, the first abdominal segment to the spiracles, the second and third to 
near the middle, the marks slightly narrowed to near the apex, the third witha 
semi-circular mark on the basal half, a similar mark on the basal three-fourths 
of the 4th and the whole of the fifth and sixth, black ; legs similarly coloured, 
the hinder knees and tarsi black; wings yellowish hyaline to the parastigma, 
clearer hyaline beyond, the apex with a smoky cloud, commencing near the 
middle of the apical abscissa of the radius ; the nervures and stigma luteous, the 
areolet five-angled, the nervures almost meeting in front; the disco-cubital 
nervure indistinctly broken by astump. Female. 
Length 13 m.m. 
Smooth and shining, sparsely pilose, the metanotum with the pile longer. 
Areola horse-shaped, open at the apex, the bordering furrow clearly defined ; 
the posterior median area shagreened on the top. The first, second and basal 
half of the third abdominal segments are closely striated. 
Microjoppa basimacula, sp.n. 
Luteous, the face except in the middle and the orbits pallid yellow, the antenne, 
mandibular teeth, the mesonotum except round the edges, the base of metano- 
tum to the middle of the areola, the base of first abdominal segment, the mark 
bifurcated at the apex, the base of the second except at the gastracoeli to near 
the middle, the mark obliquely narrowed at the apex and with the sides slightly 
dilated, the basal half of the third, the fourth to the middle at the sides, the 
middle roundly dilated, a :emi-circular mark on the basal two-thirds of the fifth 
and all the others, black. Legs coloured like the body, the apical three joints of 
the middle and the whole of the hinder tarsi and the hind knees, black. Wings 
hyaline, clearly tinged w.th yellow to the stigma, the basal nervures luteous, the 
apical fuscous ; a fuscous cloud in the apex, commencing shortly behind the 
middle of the apical abscissa of the radius ; the areolet four-angled, recelving 
the recurrent nervure beyond the middle ; the disco-cubital nervure broken by 
an incipient stump. Female. 
Length 12 m.m. Male and Female, 
