>Jo. 22.] HYMENOPTERA OF CONNECTICUT. 509 



Male: smaller than female; partly brilliant metallic green, 

 vith faint blue and purple reflections ; head bright green, antennae 

 >lack ; thorax above either bright metallic or coppery green, with 

 )urple reflections, metathorax more bluish ; all femora dusky, 

 vith a faint bluish reflection, trochanters rufous, coxae steel-blue, 

 :ront and middle tibiae white, hind tibiae dusky, all tarsi white, 

 vith the apical joint occasionally dusky; wings hyaline, stigmal 

 rein faint ; abdomen dark metallic blue. 



Arachnophaga Ashmead. 

 A. picea Riley. 



Female: length 3.1 mm.; mostly aeneous black, with bronzy 

 ind metallic reflections; lower part of face and cheeks metallic 

 freen, anterior edge of clypeus and the mandibles ferruginous, 

 )alpi blackish, scape pale ferruginous ; trochanters, anterior and 

 nid femora, tibiae and tarsi beneath, and posterior femora at tip, 

 : erruginous, posterior femora and posterior coxae with a metallic 

 icneous tinge, the latter with some silvery hairs, rest of legs 

 )lackish; wings hyaline, with a fuliginous blotch below the mar- 

 ginal vein ; tegulae dull fuscous, mesopleurae blue-black ; abdomen 

 )vate, truncate behind, flat above, convex beneath, ovipositor 

 learly one-third the length of the body. 



Male: body 2.1 mm. long; colored like the female except as 

 bllows: legs not ferruginous beneath, mid and posterior tarsi 

 vhite, wings clear hyaline throughout, with the veins pallid. 



Bred from the eggs of a spider (Epeira globosa). 



Eusandalum Ratzeburg. 

 Ratzeburgia Foerster. 

 E. amphicerovorum Ashmead. Kansas State Agricultural 

 rollege, Experiment Station, Bull. 3, 1888, Fig. 3. 



Male: length nearly 8 mm.; head purple and gold, antennae 

 )lack, with aeneous tinges ; thorax mostly metallic brown, pro- 

 horax at sides and the'metathorax blue ; legs reddish yellow, with 

 he hind coxae purplish; abdomen metallic brown with a brassy 

 ipot at base. 



Bred from Amphicerus bicaudatus. 



