204 EXPLANATION OF THE PLATES, 



PLATE VI. 



Fig. 



1. Eciton crassicornis, worker major. 



2. Antennae of Eciton crassicornis, worker major. 



3. Labium and labial palpi of Eciton crassicornis, worker major. 



4. Maxilla and maxillary palpus of Eciton crassicornis, worker 



major. 



5. Mandible of Eciton hamata. 



6. Head of Eciton rapax, worker. 



7. Antennae of Eciton rapax, worker. 



8. ,, curvidentata, worker. 



9. Maxillary palpus of Ponera contracta, worker. 



10. Labium and labial palpi of Ponera contracta, worker. 



11. Wing of the female of Ponera contracta, worker. 



12. Antennae of Ponera contracta, worker. 

 ] 3. Head of Ponera denticulata, worker. 



14. Mandible of Ponera denticulata, worker. 



15. Labium and labial palpi of Ponera tarsata. 



16. Maxilla and maxillary palpus of Ponera tarsata. 



17. metallica. 



18. Labium and labial palpi of Ponera metallica. 



19. Labium and labial palpus of Ponera JEthiomca. 



20. Maxilla and maxillary palpus of Ponera JEthiopica. 



21. Labium and labial palpus of Ponera scalprata. 



22. Maxilla and maxillary palpus of Ponera scalprata. 



23. Ponera crudelis, worker. 



24. Abdomen of Ponera crudelis, worker. 



25. Ponera pedunculata, worker. 



PLATE VII. 



1. Head of Plectroctena mandibularis, worker. 



2. Labium and labial palpi of Plectroctena mandibularis, worker. 



3. Maxilla and maxillary palpus of Plectroctena mandibularis, 



worker. 



4. Mandible of Plectroctena mandibularis, worker. 



5. Abdomen and node of the petiole of Plectroctena mandibu- 



laris, worker. 



6. Labium and labial palpi of Paraponera clavata, worker. 



7. Maxillae and maxillary palpi of Paraponera clavata, worker. 



8. Maxillary palpus of Paraponera clavata, worker. 



9. Wing of Paraponera clavata, female. 



10. Ectatomma tuberculata, female. 



11. Labium and labial palpi of Ectatomma tuber culata, female. 



12. Maxilla and maxillary palpus of Ectatomma tuberculata, 



female. 



