144 Rev. T. A. Marshall's vwnofiraph of 



rufo-testaceous. $ with the basal half of the antennae, mouth, 

 anterior femora and tibiae for the most part, and hind tibiae at the 

 base, rufo-testaceoiis ; hind tarsi whitish at the base. Head thickly 

 punctulate ; clypeus indiscrete, angnlated and bidenticulated at 

 the apex. Mesothorax rather shining, punctulate; pleurae punc- 

 tato-rugulose ; metathorax truncate, quadridentate. $ ? . Length, 

 1\ — 2 ; wings, 2>\ — 4 lin. 



Var. $ . Abdomen testaceous at the base ; legs as in the S' • 

 Antennas ^ J 30 — 35-jointed. Head covered with whitish 

 pubescence. Palpi whitish. Mesothoracic sutures irregularly 

 crenulate. Wings hyaline, with a distinct fuscous cloud under the 

 stigma, before which is a whitish streak. 



Common. Bred by Elisba from Stigmonota Lcpla- 

 strierana, Cur., and Coleophora gryphipennella, Bouche, 

 both on July 31st. By Bignell from a Tortrix. By W. 

 H. B. Fletcher, seven males, from Coccyx ustomaculana, 

 Cur., July 6tb. By Brischke from Earias chlorana, L., 

 and Tortrix podana, Scop., on willows ; also from Teras 

 Holmianum, L., and Hyponomeuta padellus, L. ; in his 

 * Wirths-tabelle ' it is mentioned as a parasite of Selandria 

 tenella, Kl. By Bouche, according to Ratzeburg, from 

 *' Tortrix f liner ana,'' not in the lists {J Anesychia fiine- 

 rella, Fab.). Eatzeburg also mentions the remarkable 

 occurrence of two of these Ascogasters in one cocoon 

 found in a larva of Emydia cribrum, L., while a second 

 cocoon from the same victim produced a Microgaster 

 (iii., 24, 47). The cocoon is white and pellucent, like 

 gold-beater's skin, 



4. Ascogaster elegans, Nees. 



Chelonus elegans, Nees, Mon., i., 287, 3' ■ 



Ascogaster elegans, Eeinh., Berl. ent. Zeit., 1867, 



p. 366, <?" ? . 

 Black, antennae sometimes at the base beneath, palpi, basal third 

 of the abdomen, and legs, rufo-testaceous, including the coxae and 

 trochanters ; hind coxae at the base above, 4 posterior tibiae at the 

 apex, with their tarsi, black. Head rugulose, clyi^eus not discrete, 

 angulated at the apex. Mesothorax and pleurae thickly reticulato- 

 rugulose ; metathorax obliquely descending at half its length, 

 rugose, bidentate. 3 2 • Length, 2 ; wings, B^ hn. 



I have not seen the 5" . According to Nees and Eein- 

 hard the antennae of the S' are wholly black, of the ? 

 testaceous at the base beneath. Those of the British $ 



