ODONATA OF BAJA CALIFORNIA. 465 



Considering the peninsula as a whole, the number and 

 names of the species are: 



Subfamily Caloptervgin^ (I sp.) 

 1. Hetarina cali/ornica Hag. 



Subfamily Agrioxin^ (11 sp.) 



Enallagma cmcum Hag. 



Enallagma Eiseni.* 



lachnura Ramhurii, var. cre- 



dula Hag. 

 Ischnura exstriata.* 

 Ischnura cerviila Selys. 



Subfamily Gomphin^ (2 s^i.) 



13. Progomxihus ohscurus Ramb. 14. Octogomphus specularis Selys. 



Subfamily .3Eschnin.e (6 sp.) 



15. ^Eschna luteipennis Burm. 18. jEschna constricta Say. 



16. jEsch^ia cornigeraHvan. 19. Anaxjimms Dm. 



17. ^Eschna multicolor Hag. 20. Anax Walsmghami McLach. 



Subfamily Libellulinje (20 sp.) 



21. Panta/a flavesce7is Fa,hv. 31. 3f acr othemis imitans Kavsch. 



22. Pantala hymencea Say. 32. MacrothemU inequhingiiis.* 



23. Tramea onusta Hag. 33. Trithemis basi/usca* 



24. Tra7nea longicauda Bi-dM. ^ \ai\ 34. Micrathyria didy7na Selys. 



25. Libellula saturata Uhler. 35. Mkrathyrla Hagenii Kirby. 



26. Pseiidoleon superbus Hag. 36. Micrathyria ceqnaHs Hag. 



27. Orthemis ferruginea Fabr. 37. Diplax corrupta Hag. 



28. Dythemis sterilis Hag. 38. Diplax illota Hag. 



29. Dythemis russata (Hag. MS.)* 39. Cannacria furcata Hag. 



30. Dythemis mendax Hag. 40. Mesothemis simplicicollis, var. 



collocata Hag. 



Of the above, nine species — Het<^rina californica, 

 Progomphus ohscurus, ^schna multicolor, ^^. co?istrtcta, 

 Anax jmiius, Pantala hymencea, Libellula saturata, Diplax 

 corrupta, Mesothemis simplicicollis — are distributed over 

 a considerable part of temperate North America, espec- 

 ially the western part. Dythemis russata is only known 

 elsewhere from Arizona, Dyth. mendax from Texas. 



* New species. 



