324 bulletin: museum of comparative zoology. 



15. Anochetu3 (Stenomyrmex) emarginatus Fabricius (typical). S . — 

 Port of Spain (Thaxter); Ariopita Valley (H. D. Chapman). 



16. Eciton burchelli Westwood. ^. — Port of Spain (Thaxter). 



17. Eciton burchelli Westwood var. urichi Forel. y . — Port of 

 Spain (Thaxter); Erin (Urich). 



I doubt whether this variety will prove to be valid. Among a 

 large number of specimens from the same colony received from Urich, 

 there are numerous transitions in color to the tj'pical form. 



18. Ecito)t (Labidus) crassicorne F. Smith. § . — Matura (Urich) ; 

 Port of Spain (Thaxter). 



19. Eciton {Acamatus) pilosurn F. Smith. S . — Aripa Savanna 

 (Thaxter). 



20. Pscudomyrma championi Forel var. paulina Forel. ^ . — Port 

 of Spain (Aug. Busck and Thaxter). 



21. Pseudomyrma excavata MajT. ^ . — Port of Spain (Thaxter). 



22. Pseudomyrma pallida F. Smith, g . — Aripa Savanna (Thaxter). 



23. Pheidole {Macropheidole) fimbriata Roger. Ql. — Port of Spain 

 (Thaxter). 



24. Crematogaster brasiliensis MayT. ^ . — Aripa Savanna and 

 Sangre Grande (Thaxter). 



25. Crematogaster limata F. Smith subsp. parabiotica Forel. S . — 

 Port of Spain and Gaspari Island (Thaxter). 



26. Monomorium floricola Jerdon. ^. — Port of Spain (Thaxter). 



27. Megalomyrmex bituberculatu^ Forel. S. — Arima (Urich); Port 

 of Spain (Thaxter). 



28. Tranopelta gilva MayT. 9 cf ■ — Port of Spain (Aug. Busck). 



29. Solenopsis geminata Fabricius. ^ . — Port of Spain (Thaxter) ; 

 Chaguanas (Urich). 



30. Solenopsis minutissivia Emery. S . — Trinidad (Thaxter) . 



31. Solenopsis altinodis Forel. ^ . — Port of Spain (Thaxter). 



This species, which is easily recognized by the peculiar high petiolar 

 node, rectangular in profile and laterally compressed, the absence of 

 distinct clypeal ridges and the distinctly marginate epinotum, has been 

 recorded from Trinidad by Forel. The types are from Zigzag, Vene- 

 zuela. 



32. Soletiopsis tenuis MayT. S . — Port of Spain (Thaxter). 



33. Wasmannia auropunctata Roger. ^ 9 . — Port of Spain (Thax- 

 ter). 



