OF CERAM, CELEBES, TERN ATE, AND GILOLO. 



30 



2. Polyrhachis bihamatus, Drury, Ins. ii. pi. 38. f. 8, £ . 

 Hab. Celebes; Baehian; Sumatra; Borneo ; India ; Cerara. 



3. Polyrhachis Merops, Smith, Proc. Linn. Soc. Supp. v. 98. 9. 

 Hab. Celebes ; Baehian. 



4. Polyrhachis Busiris, Smith, Proc. Linn. Soc. Supp. v. 98. 7, ? • 

 Hab. Celebes ; Baehian. 



5. Polyrhachis bicolor, Smith, Cat. Hym. Ins. pi. 6 (Formicidce), p. 

 65. 25. 



Hab. Ternati; Burrnah. 



6. Polyrhachis rugifrons, Smith, Proc. Linn. Soc. Supp. v. 70. 3. 

 Hab. Cerarn ; Makassar. 



7- Polyrhachis rufofemoratus, Smith, Proc. Linn. Soc. iii. 142. 14. 

 Hab. Cerarn; Aru. 



8. Polyrhachis Orsyllus. P. niger, cinereo-sericeo vestitus; thorace 

 supra deplanato ; spinis duabus acutis antice armato ; squama integra ; 

 tibiis ferrugineis. 



Worker. Length 3 lines. Black and thinly clothed with silky cine- 

 reous pile ; the extreme apex of the flagellum and the palpi pale rufo- 

 testaceous. The head and thorax above longitudinally and delicately 

 striated; the margins of the thorax acute and slightly raised; the 

 spines on the prothorax short, stout, and acute ; the tibiae ferruginous, 

 the posterior pair rather dusky. Abdomen globose, the node of the 

 peduncle broad, with its superior margin rounded, not spined. (PI. I. 

 % 6.) 



Hab. Celebes (Tondano). 



9. Polyrhachis MutilIjE. P. niger; capite thoraceque cinereo- 

 sericeo vestitis ; abdomine pallide-aureo tectis ; thorace spinis acutis 

 duabus antice et postice armato ; squama spinis duabus longis curvatis. 



Worker. Length 2\ lines. Black, the head and thorax with a thin 

 silky cinereous pile, that on the abdomen of a pale golden hue, the 

 antennae and legs black without pile, and slightly shining. Thorax 

 convex above, the anterior spines short, slender and acute; the meta- 

 thoracic spines rather longer but equally slender and acute ; the node 

 of the peduncle with two long spines which are curved to the shape 

 of the base of the abdomen ; the latter globose. The thorax flattened 

 transversely, but curved longitudinally. (PI. I. fig. 7, and fig. 15 var. ?) 



Hab. Celebes (Tondano). 



10. Polyrhachis Olenus. P. niger; thorace supra deplanato, spinis 

 duabus acutis anterioribus ; squama spinis duabus longis armata; 

 corpore aureo-sericeo vestito. 



Worker. Length 3 lines. Black and clothed with ashy silky pile ; the 

 palpi pale rufo-testaceous. Thorax flattened above, with the lateral 



