226 EDWARD NORTON. 



Spot on pleura, pectus pale 9. angulatus. 



Pectus pale 16. variegatus. 



Pectus black 10. formosus. 



Pleura and pectus black 12. dissimilis. 



Head above antennse black; 

 Abdomen mostly rufous ; 

 Spot on pleura : 

 Pectus pale : 



Posterior femora and tibife in middle rufous 13. signatus. 



Posterior femora black above, tibiffi banded with 



rufous 14. variatus. 



Posterior femora black above, tibise banded with 



yellow; venter pale 15. pleuralis. 



Posterior femora black above, tibiae black above. .16. variegatus. 

 Posterior femora rufous, apical half of tibise 



black 17. rufopedibus. 



Pectus black 18. varipictus. 



No mark on pleura : 

 Pectus pale : 



Posterior femora rufous 19. varians. 



Posterier femora black 21. discrepans. 



Pectus black : 



Posterior femora rufous 2.3. mutans. 



Posterior femora black, tibi^ rufous 20. semirufus. 



Posterior femora and tibise black: 



A yellow spot above coxse 22. tricolor. 



Apical half of abdomen rufous; wings clear.. 24. semirubra. 



A piceous band on abdomen; wings clear 25. piceocinctus. 



Apex of abdomen rufous; wings obscure 34. attractus. 



Middle of abdomen rufous ; wings violaceous. ...33. cinctulus. 



Abdomen rufAus; Avings violaceous 33. tardus. 



Abdomen black ; 



Venter white , 26. pectoralis. 



Venter black; 



Pectus rufous , 27. rufopectus. 



Legs rufous, apex of posterior femora black 28. ruflpes. 



Legs rufous, posterior femora black 29. concessus. 



Legs black and white, posterior tibise black ; wings 



clear 30. flavomarginls. 



Legs black and white, posterior tibise banded; 



wings clear.. 31. cinctitibiis. 



Legs black and white, posterior legs black; wings 



obscure 32. fumipennis. 



Legs black and white, posterior Jegs black; wings 



violaceous 33. atroviolaceus. 



B. — Body short; 



Pale spots on venter; thorax black; abdomen rufous 35. semiluteus. 



Abdomen with black dots 37. 14-punctatus. 



Abdomen banded with rufous 36. confusus. 



C. — Species not determined 38. nigrofasciatus. 



39. subceruleus. 



