BRITISH ICHNEUMONID^l. 11 



yellow. Metathorax scabrous; the central area large, transverse; 

 basal line convex. Scutellum yellow. Wings at the base and 

 stigma fulvous ; areolet, 5 angular, narrowest at the apex. Legs : 

 first and second pair and coxes yellow at the apex ; also the apex of 

 all the trochanters ; femora black, the two anterior pairs on one 

 side and the posterior yellow at the base and apex ; tarsi and tibiag 

 yellow, the hinder part of the latter black at the apex. Abdomen : 

 first segment black, between the ridges aciculated ; second segment 

 yellow, more or less black at the base and outer margins, with 

 a fuscous transverse line before the apex in the middle sometimes 

 diverging upwardly ; third yellow, occasionally as in the second ; 

 fourth black, with the margins sometimes yellow, leaving, as it were, 

 an inverted black cone reaching to the apex ; the remainder black. 



Var. 1. First segment with two yellow, spots at the apex 

 towards its margins. 



Fem. Antennis annulo flavo-albo. Orbiiis oculorum frontalibus 

 rufo-fiavis. Abdomine ; segmentis 6et7 macula dorsaliflavo- 

 albti. 



Fern. Black. Head with the frontal orbits yellowish red. 

 Apex of mandibles red. Palpi rusty. Antennae stout, from the 

 apex of the 8th to the 16th or 17th joints cream-white. Thorax : a 

 yellow line below the wings, and sometimes a reddish one above on 

 the suture. Scutellum yellowish white. Metathorax and wings as 

 in the male. Legs black ; the* tip of the two anterior pair reddish. 

 Tibiag ferruginous ; the middle and posterior pairs dusky at the 

 apex. Tarsi rusty. Abdomen black ; the apex of the first segment 

 finely aciculate ; the second deeply ; the third finely punctate ; the 

 sixth and seventh with a central yellowish white spot on each. 

 Length 1\ — 9 lines. 



$ . ? Ichneumon bisignatus, Grav. i. 410, 161b. 



$ . Ichneumon luctatorius, var. 1, Grav. i. 411, 162. 



Note. — The central area of the metathorax differs from /. 

 cornputatorius, being transverse, whereas in the latter it is elongate. 



72. Ichneumon eelucens, n. s. 



Foam. Abdomine atro, nitido. Segmento 7o macula dorsali 

 elongata flava. Antennarum annulo albo. Pedibus nigris. 

 Orbitis oculorum frontalibus flavo-albis. Alts silaceo-hya- 

 linis. Stigmate dilute croceo. 



