9S HYMENDPTERA. 



23. ICARIA PENDULA. B.M. 



Female. Length Splines. — Ferruginous : covered with a fine 

 short hoary down ; the mandibles, a broad stripe behind the eyes, 

 the clypeus, the face as high as the insertion of the antennse, and 

 the scape in front, yellow ; the clypeus with a ferruginous stripe 

 dov\n the centre. Thorax : the anterior and posterior margins of 

 the prothorax, the tegulse, the basal and lateral margins of the 

 scutellum, the post- scutellum, two broad longitudinal lines on 

 the metathorax, and the breast and legs variegated with yellow ; 

 the wings hyaline, with a dark fuscous spot at the apex of the 

 marginal cell. Abdomen : a narrow yellow fascia at the apical 

 margin of the first segment ; a large yellow macula on each side 

 of the second at its base, and a broad fascia on its apical margin; 

 the following segments sometimes with yellow fasciae, sometimes 

 immaculate, very variable in this respect. 



Var. The yellow line at the base of the scutellum sometimes 

 interrupted. 

 Hab. India (Bareily). (Coll. C. Home, Esq.) 



This species closely resembles Icaria variegata, but it differs 

 in having the petiole of the abdomen shorter, and in having only 

 the margins of the scutellum yellow ; a number of specimens 

 with their nest having been examined and the above difi'erences 

 found to be constant. 



24. Icaria Formosa. B.M. 

 Icaria formosa, Sauss. Mon. Guepes Soc. 37. 16. 



Hab. India. 



25. Icaria artifex. B.M. 

 Icaria variegata, Sauss. Mon. Guepes Soc. 25. 3. t. 4. f. 3 (nee 



Smith). 

 Hab. Java; India. 



26. Icaria Sumatra. 



Vespa Sumatrae, Weber, Obs. Entom. 103. 1. 



Vespa mutillata, //%. Mag. Ins. i. 189. 19. 



Polistespubescens, Fabr. Syst. Piez. 279. 49. 



Icaria Sumatrae, Sauss. Mon. Guepes Soc. Append. 241. 



Hab. Sumatra. 



27. Icaria speciosa. B.M. 

 Icaria speciosa, Sauss. Rev. Zool. (1855) p. 374. 



Hab. Sumatra ; Malacca ; Borneo. (Coll. A. Wallace.) 



The specimens received from Borneo have the basal segment 

 of the abdomen black. 



