364 HYMENOPTERA. 



at the base of the seutellura elongate, forming half an oval, 

 which is enclosed by a ridge; outside of the ridge a channel 

 runs round the enclosed space, the channel transversely striated, 

 the enclosure longitudinally grooved, forming eight sharp carinae; 

 the metathorax beyond the enclosure coarsely reticulated ; the 

 wings hyaline, with a faint cloud crossing the anterior pair at the 

 base of the first submarginal cell; a cloud also occupies the 

 marginal cell. Abdomen petiolated ; a narrow yellow band on 

 the apical margins of the second and three following segments ; 

 the apical segment reddish-yellow. 



Hab. Brazil (Villa Nova). (Coll. H. W. Bates.) 



17. GORYTES FUMIPENNIS. B.M. 



Female. Length 5 lines. — Black : thinly covered with a fine 

 sericeous pile, that on the face bright and silvery ; the head and 

 thorax impunctate; the scape, extreme apex of the antennae, 

 clypeus, labrum and palpi, yellow ; an ovate dark macula in the 

 middle of the clypeus, touching its anterior margin. Thorax : a 

 minute spot on each side of the mesothorax, touching the tegulse, 

 a transverse stripe on the apical margin of the scutellum, and a 

 large oblong-ovate macula on each side of the metathorax, yel- 

 low ; the suture at the base of the scutellum consute ; the ante- 

 rior wings dark fuscous, but hyaline beyond the marginal and 

 second submarginal cells; the posterior wings faintly coloured 

 at their anterior margin ; the legs yellow beneath, the anterior 

 tarsi and third and fourth joints of the intermediate and posterior 

 pairs entirely so ; the coxse and basal joint of the posterior tarsi 

 black ; the apical joint of the intermediate and posterior tarsi 

 fuscous. Abdomen petiolated, the basal segment yellow, with a 

 large subovate black macula in the middle, above; the second 

 segment has a very narrow yellow fascia on its apical margin. 



Hab. Brazil? 



18. GoRYTES TRISTRIGATUS. 



Mellinus tristrigatus, Fabr. Syst. Piez. 299. 7- 



Hoplisus Behni, Dahlb. Hym. Europ. i. 165. 97. 



Hoplisus tristrigatus, Dahlb. Hym. Europ. i. synop. spec. 4S3. 



6c? ?. 

 Hab. Brazil. 



19. GoRYTES Brasiliensis. B.M. 



Gorytes Brasiliensis, Shuck. Trans. Ent.Soc. Lond. ii. 80 ( 1 837-40) . 

 Hoplisus seminiger, Dahlb. Hym. Europ. i. synop. spec. 483. 7 ? •. 



Hab. Brazil. 



