90 MR. smith's desceiptions of utmenopterous insects 



of the ])ectus, the anterior tibise outside, a spot on the tegulae, two 

 ovate ones on the scutellum, the post-scutellum and the sides of the 

 metathorax, yellow ; the legs ferruginous, with the coxae yellow behind ; 

 the tarsi and posterior tibiae dusky above. Abdomen : the petiole 

 beneath and towards the base above ferruginous ; the following seg- 

 ments with a fine blue changeable iridescence ; a transverse yellow 

 spot at the base of the segment next the petiole, and an elongate one 

 on each side of the following segment at the sides of its base ; beneath 

 the first and second segments with a yellow spot on each side ; the 

 wings are slightly coloured, beautifully iridescent, and faintly clouded 

 at their apical margins. 

 Hab. Makassar. 



Gen. PoLYBiA, Sauss. 



1. PoLYBiA ARTiFEX. P. rufo-ferruginca, flavo multum decorata; alis 

 hyalinis, margine antice obscurato. 



Female. Length 6 lines. Rufo-ferruginous ; the head behind the eyes, 

 a line on their inner orbits extending from the clypeus to their sinus, 

 the clypeus, scape in front and the mandibles, yellow ; a fusco-ferru- 

 ginous pear-shaped spot on the clypeus, which terminates at its 

 apex in an acute point. The anterior and posterior margin of the 

 prothorax, a spot beneath the wings, the inner margin of the tegulae, 

 a line behind them, the extreme base of the scutellum, the postscu- 

 tellum, and two oblong central spots on the metathorax, yellow ; 

 the legs variegated with yellow ; the wings hyaline, the nervures and 

 stigma ferruginous. Abdomen petiolate and slightly swollen at the 

 apex ; a yellow line on each side of the apical portion which unites 

 with a transverse one at the end, and a yellow transverse spot on each 

 side of the second segment, with also two beneath. 



Hab. Makassar. 



2. PoLYBiA MATHEMATiCA. P. fcrrugiuca, flavo omata; abdominis 

 secundo segmento maculis duabus flavis omato, et ad apicem fascia 

 tenui flava marginato. 



Female. Length 5 lines. Ferruginous, with the pectus and second 

 segment of the abdomen more or less fuscous. The sides of the 

 clypeus and the mandibles yellow, the latter produced into an acute 

 point at the apex. Thorax : the anterior margin of the prothorax, 

 the scutellum, post-scutelhun, a large oblong-quadrate spot in the 

 middle of the metathorax and a broad stripe at its lateral margins, 

 yellow ; the anterior and intermediate coxae beneath and the posterior 

 pair outside, yellow ; wings hyaline, the nervures ferruginous, the 

 stigma yellow, and a dark fuscous cloud in the marginal cell. Abdo- 

 men : a lai'ge ovate spot on each side of the second segment at its 

 base, and the apical margin with a narrow yellow fascia; beneath, 

 immaculate. 



Hab. Makassar. 



