LEP1D0PTERA OF NORTH AMERICA. 



1. Papilio turrnis Linn. Boisd. et Lee. pi. 6, 7. Say's Amer. Ent. pi. 1. 



Pal. de Beauv. VII, pi. 2. Lucas, Hist. Nat. des Pap. Exot. pi. 

 118. Cram. Pap. Exot. pi. 38. P. alcidamas Cr. 



Wings pale yellow, border black — that of the primaries divided 

 by eight or nine yellow spots ; wings traversed by four unequal 

 black bands. 



Secondaries with a marginal range of six lunules, two rufous, 

 four yellow ; anal emarginations bordered with yellow. These 

 lunules are surmounted with groups of bluish atoms. Emargina- 

 tions large, obtuse ; tail black, bordered with yellow within. 



Under side of primaries similar to the upper, the marginal points 

 forming nearly a continuous ray, preceded by a range of grayish 

 atoms. 



Under side of secondaries has the border sprinkled with grayish 

 yellow, with all the marginal lunules rufous in the middle ; a range 

 of bluish lunules above the border, three or four of which are sur- 

 mounted with a little rufous. 



Body blackish above ; two yellow rays on the thorax, yellowish 

 ray below. 



Larva green above, whitish below ; sides with seven oblique 

 greenish stripes ; between the fourth and fifth segments, a trans- 

 verse band, yellow before, black behind ; on the third segment a 

 lateral, ocellated spot, with two blue pupils ; head flesh-color, 

 neck yellow ; feeds on various species of Prunus. 



The chrysalis is brown, more or less deep, with a conical point 

 on the breast. 



The perfect insect measures from three to four inches across the 



wings, and is found in the United States generally. 



Boisd. 



2. P. glaucus Linn. (Most probably a Southern female variety of P. 



turnus.) Boisd. et Lee. pi. 8, 9. Cram. Pap. Exot. pi. 139. Pal. 

 de Beauv. VI, Liv. pi. 1. 



Size and habits, and when held towards the light, showing the 

 markings of P. turnus; varies from pale brown to deep black. 



Wings blackish brown ; primaries, with a marginal series of 

 eight oblong, yellowish spots, preceded by arcuated groups of 

 bluish atoms. Secondaries sprinkled with blue, except at ' the 

 base ; outer limb divided by a range of seven lunules, some yel- 

 low, others rufous, surmounted by cuneiform spots of pulverulent 



