Wheeler. — Ants of the Genus Opisthopsis. 



PLATE 1. 



Fig. 1. Opisthopsis respidens (F. Smith). Worker. 



Fig. 2. Head of same. 



Fig. 3. Opisthopsis pictus Emery var. lepidvs Wheeler. Worker. 



Fig. 4. Head of same. 



Fig. 5. Opisthopsis rufithorax Emery. Worker. 



Fig. 6. Head of same. 



Fig. 7. Opisthopsis major Forel. Worker. 



Fig. 8. Head of same. 



