17 
above the antenna, the one in the emargination of the eye and the 
spot on the occiput is wanting. The yellow on the propodeum is 
divided into four spots the lower of which is somewhat T-shaped. 
In the male the clypeus 1s all yellow. 
Type-locahty—Mt. Makiling, Luzon, P. I. Described from 
two females collected by C. F. Baker and one male from Los 
Banos collected June and July, 1917, by F. X. Williams. 
Type—Cat No. 21928, U. S. Nat. Mus. Female is type. 
Subfamily Eumeninae. 
Odynerus lusonensis, new species. 
Female—Length to end of second tergite, 7.5 mm. Robust. 
Sides of the clypeus fully two-thirds as long as the basal width, 
anterior margin deeply angulately emarginate, the lobes narrow- 
ly triangular, acute apically; emargination of eyes broad, the 
front with large, distinct punctures (larger and more distinct 
centrally); a distinct impressed line between bases of antennae; 
interocellar area raised but hardly tuberculate; postocellar line 
slightly shorter than ocellocular line; vertex and posterior orbits 
punctured like the front; antennae stout thickening apically, 
the third joint slightly longer than the fourth; anterior margin 
of the pronotum truncate, tuberculate laterally; prothorax, 
scutum and scutellum with close, distinct punctures; scutellum 
not impressed; metanotum truncate posteriorly, crested and 
deeply emarginate so as to be bi-tuberculate; propodeum not 
angulate, with a well defined carina above a depressed basin ; 
first tergite short, apical width greater than length, punctured like 
the second; second tergite slightly wider than long, shining, 
sparsely punctured, apex not at all reflexed; legs without spines. 
Black ; clypeus except median spot, mandibles, scape beneath and 
basally, a trapezoidal frontal spot, emargination of eyes and 
above, elongate spots on posterior orbits, anterior margin of 
prothorax, tegulae, large circular spot below tegulae, scutellum, 
metanotum, sides of posterior face of propodeum, apical margin 
of first tergite (broader laterally), circular spots near base of 
second tergite, apex of second tergite and sternite broadly, nar- 
row lateral posterior margin of third tergite and sternite and a 
large spot on apical tergite yellow ; legs yellow, coxae, trochanters 
and posterior femora and anterior femora above black; apical 
four joints of four hind tarsi and flagellum beneath apically 
piceous; practically without hair or pile; wings brownish, darker 
along costa and in radial cell; venation very dark brown. 
