146 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxviii. 



jipieal two-thirds of the g-reatly swollen and finely sen-rated hind 

 femora and an annulns on the hind tibite, which are black or dark 

 fuscous, and the second abdominal segment, testaceous; the front leo's 

 and the base of th(> hind tibiic are yellowish; the Hagellum is ])ro\vn, 

 becomino- ))lackish toward apex; the ovipositor is yellowish, with 

 the apical third black and a little long-er than the abdomen. Wino-.s 

 hyaline. 

 ^ 7///^>.— Cat. ^^o. S()Oi», U.S.N.M. 

 Manila. One specimen. (Robert I>rown.) 



Siii>tkiiiiiy IX. ciip:;LO>ri:sr^;E. 



Genus CHELONUS Jurine. 



CHELONUS SEMIHYALINUS, new species. 



Female. — Length 3.5 mm. Black, rather coarsely punctured, the 

 abdomen with a transverse white band at base; the front tibia? basally, 

 all tibial spurs, and an annulns on the hind tibiie near the base are 

 wdiite; the basal half of the front wings and the hind wings entirely 

 are hyaline, the apical half of the front wings being fuscous. 



Type— O^i. No. 71)24, U.S.N.M. 



Manila. (\V. A. Stanton.) 



Tribe I. AGATHIDINI. 



Genus CREMNOPS Forster. 

 CREMNOPS COLLARIS, nev/ species. 



Female. — Length 6.5 mm.; ovipositor the length of the abdomen. 

 Black, but with the head anteriorly from the antenuie, the prothorax, 

 the front leg.s, except the tibia? and the middle coxa^, honey-j^ellow; 

 the apices of the second and third ventral segments are pale. Wings 

 l)lackish fuscous, with a hAaline spot at the apex of the submedian 

 cell, another across from the first cubital cell, and another across before 

 the apex of the front wing. 



JLale. — Length f! nun. In this sex the head and prothorax are 

 sometimes wholly black or only yellowish anterior!}'; the legs darker, 

 wdiolly black, or with only the front coxie and tarsi yellowish-white; 

 the front wings, too, are darker, with usually onl}' a hyaline spot 

 across from the first cubital cell. 



7]/7>^.— Cat. No. 7925, U.S.N.M. 



jNIanila. Several specimens. (W. A. Stanton.) 



Tribe II. MICRODINI. 



STANTONIA, new genus. 



This interesting new genus falls naturally in this tribe, but shows 

 some affinity with the genus 2lctcoridta Ashmead. 



The marginal cell is very large, lanceolate, and extends to the apex 

 cf the wing, an unusual character in the sul)family AgatJiidhise; the 



