HYMENOPTERA. 131 



Species of Brazil and South America. — Sp. 67-75. 

 67- Myrmica Lundii. 



Myrmica Lundii, Guer. Voy. Coq. Zool. ii. 206 ? . 

 Hub. Brazil. 



68. Myrmica globularia. 



Worker. Length 1 line. — Pale rufo-testaceous, very smooth 

 and shining, ivith a rufo-fuscous hand on the first segment of the 

 abdomen, the basal and apical margins pale. Head rather 

 wider than the thorax or abdomen, the thorax strangulated in 

 the middle, the metatliorax without spines. The first node of 

 the petiole compressed, its upper margin rounded ; the second 

 node large and globular, much larger than is usual in the genus. 



Female. Length If line. — Rather darker red than the worker : 

 the thorax oblong-ovate; the wings hyaline and beautifully iri- 

 descent ; the nodes of the petiole of the same relative pro])ortions 

 as in the workers ; abdomen oblong-ovate, rufo-fuscous, with the 

 base and the apical margins of the segments pale rufo-testaceous. 



Male. Length 1^ line. — Jet-black, with the antennae and legs 

 pale testaceous ; wings clear hyaline and beautifully iridescent. 



Hab. Brazd. (Coll. F. Smith.) 



69. Myrmica castanea. B.M. 



Female. Length 3 lines. — Chestnut-red : head and thorax 

 longitudinally striated, the scutellum smooth with a few punc- 

 tures ; the metathorax with two short spines, between which it 

 is transversely striated ; mandibles smooth and shining, with two 

 stout teeth at the a])ex, and a few striaj at their outer margins. 

 Abdomen smooth and shining, with the apical margins of the 

 segments dusky. 



Hab. Brazd (Ega). 



70. Myrmica bl,\nda. B.M. 



Worker. Length 1 line. — Head and thorax ferruginous ; ab- 

 domen black or brownish-black, with the apex rufo-testaceous. 

 The head, thorax, and nodes of the abdomen finely rugose : the 

 roughness is occasioned by the excessive closeness of the punc- 

 tures ; the club of the antennae 3-jointed ; the legs rather paler 

 than the thorax ; the thorax convex and rounded in front, 

 narrowed ]iosterioi'ly, with two acute spines on the metathorax. 

 The abdomen very smooth and shining. 



Hab. Brazd (Ega). 



