116 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
A. tonto. 
Catvert, B.C. A., pp. 71, 73, 89, pl. iv. ff. 17 (mest. lam. 9), 48, 48s (apps. &) 
(1901, 702). a 2 
Hab. : Arizona. Types in Coll. Calvert. 
A. translata. 
(Plate 1, Figs. 9, 9a.) 
Hacen in Setys, Argia, p. 410 (38) (1865). Catvrrt, 27th Ann. Rep. New Jersey 
State Board Agric., Suppl., p. 68 (1900); B.C. A., p. 76, pl. iv. ff. 18 (mest. 
lam. ?), 80, 20s (apps. #) (1901, 02). & Y. Grar, Ent. News, xiii. p. 118 
(1902). 
Hab. : New York to Venezuela. Types in M. C. Z. 
A. ulmeca. 
Cauvert, B. C. A., pp. 70, 73, 80, pl. iv. ff. 9 (mest. lam. ?) 34, 348, 384i (apps. &) 
(L901 OZ). et SO: 
Hab. : Mexico, Honduras. Types in Colls. Calvert, Godman. 
A. variabilis. 
(Plate 1, Figs. 1, 1a.) 
SELys, Argia, p. 406 (34) (1865) (¢ only). Carverr, B.C. A., p. 91, pl. iv. f. 53 
(apps. dt) (1902). ¢ @. 
Hab. : Mexico to Costa Rica. Types in Colls. Selys and M. C. Z. See also 
A. medullaris and A. extranea, supra. 
A. violacea. 
(Plate 1, Figs. 17, 17a.) 
Agrion violaceum Hacen, Syn. Neur. N. Am., p. 90 (1861). 
Argia violacea Serys, Argia, p. 404 (82) (1865). Catvert, Trans. Am. Ent. Soc., 
xx. p. 233 (1898). Kexiicort, Jour. Cincin. Soc. Nat. Hist., xvii. p. 208 
(1895), Odon. Ohio, p. 25 (1899). Wun tramson, 24th Ann. Rep. Dept. Geol. 
Indiana, p. 262 (1900). 
Hab.: Maine to Virginia, west to Michigan and Illinois; Texas, New 
Mexico, Types in M. C. Z. 
