234 riiocEEniNds of the national musevm. 



marpnal vein aiicT very \o^^^ sti^inal and ])()st-inaigiiial, the post- 

 maijiiiial lonjjer than the stignial; legs stont, niithne tibial spur very 

 strong, nearly as long as (irst tarsal joint. 



Supposed male. — What is ])resuiiiably the male of this genns, since 

 specimens were reared at the same time and ])lace from the same host 

 and since it bears certain strncitnral resemblances, has the antennal 

 scape very short, rather stont, inserted abont the middle of the face, 

 pedicel short, as broad as long, fnnido joints stout, subecpial in lengtli, 

 regularly clothed with hair, not very distinctly separated, club short, 

 oval, not or slightly wider than tlic funicle and hardly as long as two 

 preceding funicle joints together ; the axillae meet at tip, the ocelli form 

 a broadly obtuse-angled triangle, and the head and mesoscutum are 

 similarly shagreened. 



BLEPYRUS MEXICANUS, new species. 



Female. — Length, 1.4 mm.; expanse, .■».5 mm.; greatest width of fore- 

 wing, ().(» mm. Very variable in size, these measurements being lor the 

 larger specimens. Frons with thimble like punctures, mesoscntnin and 

 S(;utellum squajnoso punctate, axillae apparently obsolete, scutellum 

 with a median impressed line at base, mesopleura faintly aciculate. 

 Color black with strong purplish reflections on mesoscntum, scape of 

 antennae dark at base, otherwise honey-yellow; pedicel dark above, 

 club black, funicle <lark above, front femora black, middle femora 

 black, somewhat yellowish at tip; middle tibiae brown at base, hind 

 femora with basal half black, remainder of legs honey-yellow. 



8fq)2>'>^<'<l male. — Length, I.IC mm. ; expanse, '.\ mm. ; greatest width of 

 fore-wing, 0.57 mm. Head and mesoscutum transversely shagreened, 

 with a few small scattered punctures; mesoscutellum finely punctate. 

 Color metallic green with golden reflections, more pronounced on the 

 head; tegulae bro;ivn, scape of antennae and all legs straw yellow, 

 flagellum of antennae light brown. 



Described from three females and three males reared from Pseudo- 

 coecns yuecac, received from Prof. C. H. Tyler Towusend, Monterey, 

 Mexicc^ October, 1894. 



T)/2)e.—^o. r)024, U.S.N.M. 



BLEPYRUS MARSDENI, new species. 



Female. — Length, 1.5 mm.; expanse, 3.5 mm.; greatest width of fore- 

 wing, 0.57 mm. Mesopleura nearly smooth, very faintly aciculate, 

 especially toward hind border; head deeply continently punctured, 

 me.souotum finely Sfjuamoso-punctate. General color black with evi- 

 dent bluish reflections on head and mesoscutum; mesoscutellum with 

 faint coi)pery reflections; antennal scape honey-yellow, flagellnm dark 

 brown, all coxae black, front femora entirely black, middle and hmd 

 femora black at base, remainder of legs honey-yellow; wings suf)- 

 hyaline, very faintly dusky, veins light brown. 



Described from three female specimens reared September, 1893, from 



