66 MB. SMITH'S CATALOGUE OF HY3IENOPTEROTJS INSECTS 



with two short sharp spines on the verge of the truncation, pointing 

 backwards ; the first segment with transverse curved striae. 



Hab. Borneo (Sarawak). Philippine Islands. 



Some specimens of this species are entirely of a bronze-green, and some 

 have the legs more or less red. 



2. Ponera rubra. P. eastaneo-rubra, lsevis et impunctata ; abdomine 

 elongato-ovato, nodo elevato antice rotundato, postice truncate 



Female. Length 3^ lines. Bright chestnut-red ; the head smooth and 

 impunctate ; the head dusky before the ocelli ; the mandibles serrated 

 on their inner margin ; the antennas about the length of the thorax, 

 slightly thickened towards their apex. Thorax : the disk slightly 

 fuscous; narrowed towards the metathorax, which is obliquely truncate, 

 the truncation smooth and shining ; the anterior margin of the pro- 

 thorax rounded. The peduncle of the abdomen, viewed sideways, is 

 wedge-shaped, its front margin slightly rounded, behind truncate ; 

 the abdomen elongate-ovate, pointed, and slightly pubescent at the 

 apex. 



Hab. Singapore. 



3. Ponera apicalis. P. nigra; antennis mandibulis pedibus abdo- 

 minisque apice ferrugineis. 



Female. Length 3J lines. Black : the antennae, mandibles, legs and 

 apex of the abdomen ferruginous ; the head finely shagreened. 

 Thorax oblong-ovate, finely longitudinally rugulose ; the sides of 

 the metathorax coarsely rugose, the truncation transversely striated ; 

 the scale of the abdomen incrassate, rounded above, transversely 

 striated in front and behind ; the abdomen smooth and shining, with 

 a thin fine grey pubescence. 



Hab. Borneo (Sarawak). 



4. Ponera iridescens. P. rufo-fusca, laevis, nitida, chalybeo-irides- 

 cens ; antennis pedibusque ferrugineis. 



Worker. Length 2\ lines. Dark rufo-fuscous, with changeable tints 

 of blue on the head and thorax, in different lights ; the apex of the 

 metathorax, the legs, antennae, and apical margins of the segments of 

 the abdomen, ferruginous ; the head with an abbreviated impressed 

 line above the insertion of the antenna?; the mandibles with their 

 inner margin serrated and three teeth at their apex ; the scale of the 

 abdomen compressed, elevated, and rounded above. Abdomen oblong ; 

 the apical margin of the first segment slightly constricted. 



Hab. Borneo (Sarawak). 



5. Ponera rugosa. P. ferruginea rude rugosa; capite thoraceque 

 profunde punctatis ; abdomine rude sulcato et punctato. 



Female. Length 3j lines. Ferruginous ; the head covered with coarse 

 deep punctures, the punctures semi-confluent ; the antennae short and 

 thick; the flagellum clavate and pubescent; the mandibles longitudinally 



