ODONATA OF BAJA CALIFORNIA. 479 



blackish angle which lies on the inner (median) side of 

 the inferior appendage of the same side of the body; a 

 minute tubercle exists on the outer side of the appendage 

 where the apical part is bent downwards. Inferior ap- 

 pendages similar to those of agTtoides, or as in the male 

 from Sierra Laguna, more deeply notched at apex, lower 

 division more produced, more slender. 



? Similar to the <5 . Last three segments unspotted or 

 only 9 with a small black basal spot each side ; mid-dorsal 

 thoracic carina black ; otherwise similar to agrioides $ . 



3 ? Wings clear. Pterostigma luteous, surmounting 

 one cell only or a little more than one cell. Front wings 

 with 13-15 postcubitals, 4-5 discoidal cells. Hind wings 

 with 11-14 postcubitals, 3-4 discoidal cells. 



Abdomen 3 25-29.5,? 26-29.5. Hind wing 5 19-23, 

 ? 21.5-24. 



Having sent a pair of this species to Baron de Selys, 

 he wrote of it, "Je crois que c'est vruidaS' 



Distribution. Baja California, as above ; the male type 

 came from Cape San Lucas, by Xanthus (Selys, /. c); 

 California (specimens in the Calif. Academy coll., and 

 from San Bernardino, Feb. -March, 1892, by Mr. P. C. 

 Truman, coll. P. P. C), Texas (Blanco Co.— P. P. C. 

 coll.), Nevada (Franktown, in June, by Mr. S. W. Den- 

 ton, communicated by Mr. A. P. Morse). 



5. Argia cupr^a Hagen. PL xv, fig. 12. 



Ayrion cujjrceum Hageu, Syn. Neiir. N. A. jj. 96, 1861. Ar. c. 



Selys, Bull. Ac. Belg. (2) xx, p. 407, 1862. 

 5S 8$ San Jose del Cabo, Oct., 1893, G. Eisen. 

 2 Mesa Verde, Oct., 1893, G. Eisen. 



1 El Paraiso, May, 1889, C. D. Haines. 



1 Comondu, March, 1889, CD. Haines. 

 4 2 Miraflores, Sept., 1894, Eisen & Vaslit. 



1 Sierra San Lazaro, Sept., 1894, Eisen & Vaslit. 



2 San Jose del Cabo, Sept., 1894, Eisen & Vaslit. 



13? 13? 

 2d Ser., Vol. IV . ( 32 ) February 19. 1895, 



