1- r^3o 



325. 

 SCELIO RUGOSULUS. 



Order Hymenoptera. Fam. Proctotrupidae Noh. — Oxyuri 

 Lat, 



Type of the Genus, Scelio rugosulus Lat. 

 ScELio Lat., Curt. 



Antenna inserted in a cavity at the base of the clypeus, approxi- 

 mating, longer than the head, geniculated robust pubescent and 

 10-jointed in the male (1) ; basal joint long, 2nd and 3rd of 

 equal length, and longer than the following which are rather 

 transverse, terminal joint ovate ; 12-jointed in the female (1 a), 

 the basal joint is longer than in the male, and the clavola is 

 more incrassated. 

 Labrum undiscovered. 

 Mandibles slender, bifid and pilose (3). 



MaxillcB with the stipes large, triangular, and meeting behind 

 thementum, terminated by 1 or 2 transparent membranous lobes, 

 thickened and pilose externally. Palpi short and slender, tri- 

 articulate, basal joint not short, 2nd subovate pilose, 3rd rather 

 long pilose and oval at the apex (4). 



Menium subturbinate-elongate. Palpi arising from near the 

 anterior angles, not very short, triarticulate, basal joint obovate, 

 2nd subglobose, 3rd the longest suboval and slightly pilose. Lip 

 small hollow and pubescent (5). 

 Head broad subglobose. Eyes lateral not large. Ocelli 3, remote, 

 placed triangularly. Trunk a little broader than the head; pro- 

 thorax very short: scutellum large lunulate. Abdomen attached 

 by a portion of its base, elongate-ovate, depressed. Wings pubescent, 

 superior (9), with only 1 nervure running from the base {not quite 

 parallel to the casta), nearly half their length, where it forms a hook 

 towards the disc, upon which is a callous but undefined stigma-, there 

 are indications also of other nervures. Legs moderate. Thighs in- 

 crassated. Tibiae; anterior not very short, with a long curved spine 

 at the inner angle of the apex, the others spurred. Tarsi scarcely 

 longer than the tibice, o-jointed, basal joint the longest and beau- 

 tifully pectinated on the inside in the anterior pair, penultimate joint 

 the shortest. Claws and Pulvilli distinct (8). 



Rugosulus Lat. Gen. Crust, v. 4. p. 32. — Curtis's Guide, Genus 584. 

 Black, shining, slightly clothed with short, depressed, pale pu- 

 bescence. Antennae slightly fuscous. Head and trunk reticu- 

 lated. Abdomen finely and closely sulcated. Wings iridescent, 

 pale fuscous, the nervures pale brown. Tibiae dull ferruginous, 

 the 4 posterior black in the middle. Tarsi ferruginous, terminal 

 joint and claws black. 



In the Cabinets of Mr. Walker and the Author. 



