COLLECTED AT CELEBES. 23 



Genus Vespa, Linn. 



1. Vespa affinis, Fahr. Syst. Piez. p. 254. 6 (var. V. cinctal). 

 Hab. India, China, Singapore, Celebes. 



2. Vespa fervida. V. nigra, delicatule punctata; clypei margine 

 antiea, macula pone oculos, margineque postica segraenti primi ab- 

 dominis flavis ; alis fulvo-hyalinis. 



Female. Length 13 lines. Black; closely and finely punctured; the 

 clypeus convex and strongly punctured, emarginate anteriorly, the 

 emargination with a yellow border ; the eyes extending to the base of 

 the mandibles, which have three stout teeth at their apex and a narrow 

 yellow line at their inner margin. Thorax : the postscutellum yellow, 

 and a minute yellow spot on the outer margin of the tegulse; the 

 wings rufo-hyaline, darkest along the anterior margin of the superior 

 pair ; the nervures ferruginous, gradually becoming darker at the base 

 of the wings, the costal nervure black. 



Worker. Length 9 lines. Very closely resembles the female, but in 

 addition to the yellow markings of that sex has the anterior margin 

 of the clypeus yellow, a narrow transverse line between the antennae, 

 another along the lower margin of the notch of the eyes, an abbre- 

 viated stripe behind them at the base of the mandibles, a spot beneath 

 the postscutellum and a narrow yellow line along the posterior margin 

 of the basal segment of the abdomen. 



Hab. Celebes. 



Fam. TENTHEEDINID^. 

 G-enus Ten^theedo, Linn. 

 I. Tenthredo (Allantus) purpurata. T. capite thoraceque 



caeruleo-viridibus, abdomine purpureo, ahs fuscis iridescentibus. 

 Size, length 4 lines. Head and thorax blue-green, abdomen purple ; 

 wings dark fuscous with a violet iridescence ; an oblique white line 

 on each side beneath the scutellum ; legs and antennae black. 

 Hab. Celebes. 



Fam. ICHNEUMONID^. 



Genus Megischus, Brulle. 



1. Megischus indicus, Westw. Trans. Ent. Soc. new ser. i. 1851. 

 Hab. Philippine Islands, Celebes. 



Genus Mesostentjs, Brulle. 



1. Mesostbnus albo-spinosus. M. niger, albo varius, abdominis 

 segmentis albo marginatis, metathorace spinis duabus albis armato. 



Female. Length 5| lines. Black ; a half-circular spot on the clypeus, 

 a heart-shaped one above it, a spot at the base of the mandibles, the 

 orbits of the eyes, interrupted at their vertex, yellowish white, the 

 palpi of the same colour, and a broad incomplete annulus on the 



