166 NORTH AMERICAN BUTTERFLIES. 



436, LYCAENA AMYNTULA Bd. 



Western Tailed Blue. 

 Quite similar to L. co myntas in form and general markings, but 

 differs in having the border in fore wings above wider at apex than else- 

 where. Beneath, there is only one of the spots on inner angle gold en- 

 circled. Expands 1.25 to l.oO. Found in California, Washington, Ari- 

 zona, Nevada, and at Calgarry, British Columbia. 



437. LYCAENA MONICA Beak. 

 Purplish Blue. 

 Tails, present. Purplish above, blue at base ; at inner angle sre 

 two black dots in a Avhite field, but with no orange. Beneath, similar 

 to L. comyntas, Avith the orange crescent at inner angle of hind wings, 

 but the black dots are without golden rings. Expands 1.25. Found 

 in Southern California and Arizona. 



437. LYCAENA ALCE Edw. 

 Blackish Blue. 

 Brownish black above, glossed with violet blue, with the bordering 

 line, broadest at apex of fore wing. There is a black dot at inner angle 

 of hind wing; beneath dark ashy, spotted much as in L. comyntas, but 

 the central line is larger. There is a yellowish crescent over the third 

 black spot on inner angle of hind wing, and the first and third spots are 

 surrounded with golden green atoms. Expands .88. Habitat, Colora- 

 do, New Mexico, Arizona, and Kansas. 



439. LYCAENA GYAS Edw. 

 Pale Violet Blue. 



Pale violet blue above, unspotted, excepting a dusky dot at inner 

 angle; pale brown below, There is a common row of pale spots and on 

 fore wings a trace of crescents ; there are faint lines at end of each cell ; 

 there is a spot in cell of hind wings, and two others above this. The 

 marginal row of spots on hind wings indistinct, excepting first two, which 

 are black. Expands .;)5. Habitat, Arizona. 



440. LYCAENA CYNA Edw. 



Texas Blue. 

 Purplsh blue above, broadly dusky-bordered on fore wings, more 

 narrowly on hind wings ; at end of central cell is a faint streak. Pale 

 yellowish brown beneath, slightly washed with white. On both wings 



