HYMENOPTEUA. 129 



mesothorax longitudinally striated, the metathorax coarsely ru- 

 gose, with the oblique apical portion transversely striated ; the 

 first node coarsely rugose, the second and the abdomen smooth 

 and shining. 

 Hab. Adelaide. (Coll. F. Smith.) 



Species of North America, Georgia, and California. Sp. 56-66. 



56. MYRMICA OPPOSITA. 



Myrmica opposita, Say, Bost. Journ. Nat. Hist. i. 292. 3. 

 Hab. North America. 



57. MYRMICA CORRUGATA. 



Myrmica corrugata, Say, Bost. Journ. Nat. Hist. i. 291. 2 $ 3 . 

 Hab. North America (Indiana). 



58. MYRMICA LINEOLATA. 



Myrmica lineolata, Say, Bost. Journ. Nat. Hist. i. 290. 1. 

 Hab. United States. 



59. MYRMICA INFLECTA. 



Myrmica inflecta, Say, Bost. Journ. Nat. Hist. i. 292. 4 4 . 

 Hab. North America (Indiana). 



60. MYRMICA DIMIDIATA. 



Myrmica dimidiata, Say, Bost. Journ. Nat. Hist. i. 293. 5. 

 Hab. North America. 



61. MYRMICA MINUTA. 



Myrmica minuta, Say, Bost. Journ. Nat. Hist. i. 294. 7- 

 Hab. North America (Indiana). 



62. MYRMICA TRANSVERSA. B.M. 

 Worker. Length 3 lines. Bright rufo-ferruginous : head 



large, subquadrate, wider than the thorax or abdomen. Head 

 finely striated, with some coarser striae before the eyes, slightly 

 emarginate behind ; the eyes, inner margins of the mandibles 

 and the teeth, black. The* prothorax longitudinally striated, the 

 nieso- and metathorax transversely so, the latter without spines ; 

 the legs sprinkled with pale glittering hairs. Abdomen very 

 smooth and shining, the first node oblong, the second narrowed 

 at the base. 

 Hab. North America. 



