so billetin: museum of comparative zoology. 



Pheidologetofi oceUifer}ts Mayr, N'orh. Zool. hot. gesellsch. Wien, 1SG2, 12, 



p. 750 Qi, pi. 19, fig. 13. 

 Pheidologeton mcg(ic(f)hnlu.'< lioger, Verzeich. formicid., 1863, p. 30 QJ.. 

 Pheidologeton diversus Roger, ibid., p. 30. 



Pheidologeton ocellifer Mayr, Reise Novara. Zool., 2. Formicid., 1865, p. 103. 

 Pheidologeton jxibulator Mayr, Verb. Zool. bot. gesellsch. Wien., 1886, 36. 



p. 362. 

 Pheidole megacephalotes Dalla Torre, ^^■ien. ent. zeit., 1892, 11, p. 90. 



Type-locality: W^Tiaad, Southern India (Jerdon). 

 Kapouas Basin, Borneo (Chaper). 



101. DiL0B0C0XDYL.\ BORNEENSis Wheeler. 



Dilobocondyla borneensis Wheeler, Proc. New Engl. zool. club, 1916, 6, 

 p. 12, y , fig. 2. 



Type-locality: Bongo Mt., Sarawak, Borneo (John Hewitt). 



102. Pristomtrmex trachylissus (Smith). 



Myrmica (Monomorium) trachylissa Smith, Cat. Hymeuop. Brit, mus., 1858, 



6, p. 126, 9 . 

 Pristomyrmex trachylissa Mayr, Verb. Zool. bot. gesellsob. Wien, 1886, 36, 



p. 359. 

 Pristomyrmex trachylissus Dalla Torre, Cat. Hymenop., 1893, 7, p. 62. 



Type-locality: Borneo (A. R. Wallace). 



103. Mytimecixa uxdulata Emery. 



Myrmecina undvlata Emery, Ann. ]\Ius. civ. Genova, 1900, ser. 2, 20, p. 678, 

 S 9. 

 Type-locality: Si Rambe, Sumatra (E. Modigliani). 

 Pulo Laut, Borneo (Coll. Emery). 



*104. Acaxthomyrmex dyak, sp. nov. 



Soldier. Length 5 mm. 



Head verj- large, convex above, overlapping tbe thorax nearly to the meso- 

 epinotal constriction, sub rectangular, a little longer than broad, with rather 



