154 Mr. Bridgman's additions to Mr. Marshall's 



a female and two males which I believe to belong to this 

 species. Melohoris was the only one of Holmgren's genera 

 of the Limncria group which had not been met with in 

 this country ; I was therefore very pleased to see it. 



Mesochoriis fuscicornis, Brischke. 



Brischke, D. Ichn. d. Prov. W. u. 0. Preus. 78, <? , ? . 



I have bred both sexes of a Mesochorus from the 

 cocoons of a Microgastcr, which agrees exactly with 

 Brischke's description of the above. It has also been 

 bred by Mr. Bignell from Aimnteles nothns, out of A. 

 (jrossulariata, and M. galiata. 



Mesochorus formosus, n. s. 



Capite maxima, ex parte stramineo ( S^ ) aut piceo ( $ ) ; 

 abdomine macula media, pedibusque stramineis, tibiis 

 posticis basi et apice nigris ; stigmate albo ; abdomine 

 segmento primo apice aciculato. 



Face quadrate ; mandibular teeth subequal ; apex of 

 clj'peus rounded, not separated from the face ; antennae 

 rather longer than the body ; 1st joint of flagellum about 

 one-half longer than the 2nd, and about six times as 

 long as wide ; no joint quadrate. Thorax smooth, with 

 very fine somewhat scattered pubescence ; supero-medial 

 area elongate, sides slightly curved outwards ; abdomen 

 slender; 1st segment rather longer than the hind coxae 

 and trochanters, aciculate at the apex, aciculations 

 somewhat irregular ; 2nd segment a little longer than 

 wide ; 3rd as long as wide ; apex of the 2nd the widest 

 part ; apex of 3rd much narrower than the base ; from 

 here to the apex of the abdomen decidedly compressed. 

 Transverse ordinary nervure interstitial ; transverse anal 

 not interrupted ; recurrent nervure received before the 

 middle of the areolet. 



Male. Head and thorax palish straw ; apex of teeth, 

 and a small spot just enclosing the ocelli, fuscous ; upper 

 part of thorax, except a central blotch, the scutellum 

 and its neighbourhood, fuscous. Abdomen fuscous, with 

 a pale straw blotch extending from the middle of the 

 2nd segment to the middle of the 3rd ; sides of the apex 

 of the abdomen pale piceous ; styles straw-coloured. 

 Legs pale straw ; extreme apex of hind tibiae fuscous, 

 the base also very faintly so. Antennae rufo-fuscous ; 



