130 HYMENOPTERA. 



63. MYRMICA BREVIPENNIS. B.M. 



Male. Length 4-J lines. Head and thorax black ; antennse, 

 mandibles, legs, abdomen and second node of the petiole, ferru- 

 ginous, the femora slightly dusky ; wings fulvo-hy aline, shorter 

 than the abdomen, with the nervures pale rufo-testaceous. Head 

 and thorax with a fine longitudinal striation, and thinly clothed 

 with long pale pubescence; the legs and abdomen pubescent. 

 Head narrowed behind, and slightly emarginate ; the sutures of 

 the scutellum and post-scutellum ferruginous. 



Hab. Georgia. 



64. MYRMICA BARBATA. 



Female. Length 5^ lines. Ferruginous : the head finely 

 striated longitudinally, smooth and shining beneath ; the cheeks 

 with a long beard of pale ferruginous hairs ; mandibles very 

 stout, strongly striated, their inner edge with a row of acute 

 teeth, and a longer acute one at the apex. Thorax ovate, pu- 

 bescent, the metathorax armed with two stout spines, and trans- 

 versely striated ; the wings hyaline, with a yellowish tinge to- 

 wards their base, the nervures ferruginous, the stigma fuscous ; 

 the legs covered with short pale pubescence. Abdomen : the 

 first node of the petiole roughened, the second transverse and 

 smooth, the petiole with a tooth at its base beneath ; the abdo- 

 men ovate, and, as well as the nodes, thinly sprinkled with pale 

 pubescence. 



Hab. Mexico. (Coll. F. Smith.) 



65. MYRMICA BICARINATA. 



Myrmica bicarinata, Nyl. Addit. Adno. Mow. Form. Bor. Eur. 

 1061. 



Hab. California. 



66. MYRMICA MOLESTA. B.M. 



Myrmica molesta, Say, Bost. Journ Nat. Hist. i. 293. 6 (1834). 

 Myrmica domestica, Shuck. Mag. Nat. Hist. 628 (1838). 



Hab. North America. 



For the synonyma of this species see the section of European 

 species. 



