INSECUTOR INSCITI^ MENSTRUUS 117 



Elasmus missouriensis, new species. 



Female. — Similar to albicoxa Howard but the scutellum is 

 wholly metallic, the abdomen more or less reddish beneath at 

 base, the caudal coxae wholly metallic, the caudal femora so 

 except at base ; apex only of the middle coxae white, the mid- 

 dle femur black. Mandibles (J-dentate. Setae on caudal tibiae 

 in the dorsal aspect the same as in the named species. 



From one female, Kirkwood, Missouri (M. E. Murtfeldt). 



Type, Cat. No. 20454, U. S. Nat. Mus., the female on a tag, 

 the head on a slide. 



Elasmus aspidiscae, new species. 



Female. — Similar to albicoxa Howard but the abdomen 

 orange yellow except the basal sixth, a round mesal dot just 

 distad of this and the distal third except for an orange stripe 

 at the apex of its basal third. Mandibles 6-dentate. 



From one female reared from a cocoon of Aspidisca splen- 

 doriferella on Cratcegus, August 30, 1873, District of Colum- 

 bia. 



Type, Cat. No. 20458, U. S. Nat. Mus., the female on a tag, 

 the head on a slide. 



Most probably albicoxa which was described from a frag- 

 ment. 



Elasmus borrowi, new species. 



Female. — Similar to aspidiscce but the scutellum more nar- 

 rowly yellow at apex, only the distal third of the hind coxa is 

 white, the middle coxa is black, the middle and caudal femora 

 also except at each end ; and the abdomen bears three metallic 

 cross-stripes on the dorsal orange between the basal sixth and 

 the distal third, the first longest, as long as the basal metallic 

 and joined to it except laterad making two orange dots in a 

 line on the margin, the other two subequal and separated by 

 orange stripes which are nearly as long as themselves. Funicle 

 joints over twice longer than wide. Mandibles 6- and 

 7-dentate. 



One female, District of Columbia, October 5, 1879. 



