ESTIGMENE. 345 



Ab. 1. d". Fore wing on right-hand side "with the spots between 

 the median norvules confluent and forming three Ithick l)ars. 



Ab. 2. IclcKjesi. S • Fore wing with the black spots absent, except 

 three on medial part of costa and six points on termen ; hind 

 wing with slight discal spot and points on terraen near apex and 

 tornus. 



Ab. 3, mcxicana. In Mexico, Honduras, and Guatemala a di- 

 morphic form of the male is found with the hind wing and underside 

 of fore wing white, the dorsal spots of abdomen being usually 

 developed into short bands, which in the type $ are complete except 

 on ventral surface. 



Ab. 4. dubia. Head, thorax, and wings tinged with brown. 



Hab. Canada, 1 c? , Hudson's Bay, 1 $ type dubia; Br. Co- 

 lumbia, 2 5 ; U.S.A., N. York, Georgia, Massachusetts, Washing- 

 ton, Colorado, Grotc and Zeller Colls., 1 3 c? , 1) $ ; Mexico, Presidio 

 (Forrer), 1 (S , Jalapa {Hoege, TnijUlo), 4 c? , 4 J, Mexico 

 {Hoerje), 1 J, Cordova (Bumeli), 1 c?, 2 $, Orizaba (Qodman), 



1 2 , Coatepec (Brooks), 1 $ , Tepic {Richardson), 1 $ , Patycuaro 

 (Godman), 1 ^, Vera Cruz (/Sckumann), 2 J , 1 $ , Misantia 

 (Trujillo), 1 ci" , Durango (Becker), 2 J , 1 5, Yucatan (Oaumer), 



2 S ; Guatemala (Champion, Bodrhjuez), 4 c? , 2 5 ; Honduras 

 (Blancaneaux), 1 <S , Godman-Salvin Coll. ^rj)., S 4G-56, $ 52- 

 G2 millim. 



Egg. Pack. Ann. N. Y. Ac. Sci. viii. p. 74 (1803). 



Hemispherical, rather high ; white, with coarsely-pitted surface 

 with swollen polygonal edges; diam. "G millim. 



Larva. Stage 1. Head shining black; body dusky flesh-colour; 

 cervical shield crescent-shaped, dark chestnut ; piliferous warts 

 large ; the two dorsal tubercles of somites 2 and 3 and the lateral 

 tubercles with two hairs ; the abdominal dorsal and subdorsal 

 tubercles witii one hair ; some of the hairs very long. 



Stage 2. Head tinged with chestnut ; the clypeal and labral 

 region pale flesh ; the body pale greenish with yellowish tints ; the 

 cervical shield bisected ; the tubercles dark, the hairs blackish ; 

 the dorsal and subdorsal Avarts usually Avith five hairs, one long ; a 

 subdorsal row of irregular reddish-brown spots and a similar lateral 

 series. 



Stage 3. The tubercles with black and white hair of uneven 

 length ; a broad somewhat interrupted dorsal white line becoming 

 yellow towards extremity ; a broad yelloAvish lateral band bounded 

 above and below by a somewhat wavy yellowish-white line, inter- 

 rupted by a yellow patch on each somite with the tubercles ou them 

 black towards each extremitj', yellowish at middle. 



Stage 4. The dorsal line absent and the dorsal area ashen-grey, 

 with spreading verticillate hairs on tlie two middle series of 

 tubercles, the subdorsal tubercles with longer unequal hair ; two 

 lateral series of small bright-yellow spots with reddisli-brown 

 tubercles between them emitting grey and white hairs ; spiracles 

 whitish on a black ground ; ventral surface leaden-grey; head au<l 

 antcnmu yellowish. 



