114 INSKCUTOR INSCITItS menstruus 



Dark metallic green, the wings hyaline, the antennse, legs 

 (except coxas), and the venation, reddish brown, the femora 

 washed with metallic. Head and thorax densely punctate, the 

 scutellum with a distinct cross-suture, the abdomen glabrous 

 and with a short petiole. Propodeum tricarinate. Pedicel a half 

 longer than wide at apex, much longer than any of the funicle 

 joints, the latter subequal, twice wider than long. No spiracu- 

 lar sulcus. 



From one female, Virginia, May 15, 1881. 



Type, Cat. No. 20653, U. S. Nat. Mus., the female on a tag, 

 the head and caudal legs on a slide. 



Also from New Jersey (Paterson, Irvington), associated 

 with Plagiodera versicolora on willow. 



Euplectromorpha americana, new species. 



Male. — Length, usual. Black, the scape, pedicel, legs and 

 abdomen honey yellow with the following exceptions : Middle 

 coxae, hind coxae, hind femur at distal third and a little over the 

 proximal half of the abdomen above and below except the mar- 

 gins (very narrowly proximad, broader distad, the base nar- 

 rowly black). Flagellum dusky, the joints yellow beneath. 

 Funicle 1 twice longer than wide, 4 somewhat shorter, the club 

 subacute and as long as funicle 1. Head and thorax scaly, the 

 cephalic pronotum and scutum papillate or finely tuberculate, 

 because of numerous setigerous papillae. Propodeum and scutel- 

 lum subglabrous, the former with a strong median carina. 

 Scutellum naked except for four long setse. 



One male, woods, September 9, 1916, Glenn Dale, Maryland. 



Type, Cat. No. 30471, U. S. Nat. Mus., the male on a tag, 

 the head on a slide. 

 Mimatomus peltatus Cockerell. 



This is a Coccophagus belonging to that section of the genus 

 with a nonsessile stigmal vein and with this vein directed dis- 

 tad (that is, it is a Prospaltella). Types examined. 



Elasmus mordax, new species. 



Female. — Length, 1.80 mm. Dark metallic green, the scape 

 except its bulla and its dorsal margin, white ; legs pallid except 



