HAGEN AND CALVERT: ILLUSTRATIONS OF ODONATA. 113 



A. optata. 



(Plate 1, Figs. 19, 19 a.) 



Hagen in Selts, Argia, p. 390 (18) (1865). <f. 



Hab. : Obi (Molluccas). Type in Mus. Leyden. This species, whose ap- 

 pendages seem to indicate some other relationship than Argia, has been sug- 

 gested to belong to Onychargia by Selys, Ann. Mus. Genova, xiv. pp. 316, 

 317. One also thinks of the legion Platycnemis, Selys, near Coeliccia, Kirby 

 (Trichocnemis Selys). 



A. orichalcea. 



(Plate 1, Figs. 7, 7 a.) 



Haoen in vSelts. Argia, p. 408 (36) (1865). <f 9. Kirby, Ann. Mag. Nat. Hist., 



(7), ill. p. 371 (1899). Calvert, B. C. A., pp. 71, 86 (1902). 

 A. cupreum, var. Hagen, Syn. Neur. N. Am., pp. 97, 312 (1861). 



Hab. : Panama, Venezuela. Types in M. C Z. 



pallens = var. violacea, g- v. 

 A. percellulata. 



Calvert, B. C. A., pp. 70, 72, 74, pi. iv. ff. 5 (mest. lam. 9), 27 (apps. (f) (1901- 

 '02). d" ?. 



Hab. : Vera Cruz (Mexico). Types in Cull. Godman. 



plana = var. vivida, q- v. 



A. popoluca. 



Calvert, B. C. A., pp. 70, 73, 82, pi. iv. 5. 8 (mest. lam. ?), 38, 38 8 (apps. cf) 

 (1901-02). cf 9. 



Hab. : Tabasco (Mexico). Types in Coll. Godman. 



A. puUa. 



(Plate 1, Figs IG, 16 o.) 



Hagen in Selts, Argia, p. 410 (38) (1866). Kieby, Ann. Mag. Nat. Hist. (7),iii. 

 p 371 (1899). Calvert, Proc. Calif. Acad. Sci. (.S),Zool., i. p. 382, pi. xxv. 

 f. 4 (apps. cf) (1899); B. C. A., p. 79, pi. iv. ff. 33, 33 8, 3383 (apps. cf) 

 (1902). 



Hab.: Mexico to Venezuela. Types in Colls. M. C. Z., Selys. 



