480 



bulletin: museum of comparative zoology. 



shorter than the two preceding joints together. Eyes small, flattened, 

 situated in front of sides at posterior third of head. Pronotum broader than 

 long, moderately convex above, rounded at sides. Mesoepinotum strongly 

 compressed, and lamellate behind, the base separated from declivous portion 

 by an obtuse angle. Node cuneiform, thick basally, submargined above; 

 from the front biconcave, with the middle projecting as a bluntly pointed 

 triangular process and the lateral portions obliquely truncate. 



Shining throughout. Mandibles densely rugulose-striate. Antennal scapes 

 with distinct, regular punctation. Head, thorax, and abdomen finely, coria- 

 ceous-rugulose. 



Fig. 30. — Camponotus (Myrmegonia) cristatus Mayr. a, b, d. Worker major, c. Worker 

 minor, a. Front view of head. h. Front view of petiolar node, c, d. Lateral view of 

 thorax and petiole. 



Erect hairs fine and very sparse on head and body lacking on appendages. 

 Minute, short, recumbent hairs regularly, though sparsely distributed on head, 

 body, and appendages. 



Jet black; tarsi, insertions of scapes, and the funiculi reddish brown. 



