BEUTENMULLER, MONOGRAPH OF THE SESIID^E. 3°3 



The margins of the fore wings and the transverse mark are very narrow, and 

 the abdomen has fine yellow bands. The specimens from New Jersey may pos- 

 sibly be distinct from .S. tecta. The early stages are not known. 



Sesia candescens (Hy. Edw.). 



Plate XXXI, Fig. 12, Female. 



^geria candescens Hy. Edwards, Papilio, Vol. II, 1882, p. 123 ; Ent. Am. Vol. Ill, 1888, p. 224 ; 



Grote, New Check List N. Am. Moths, 1882, p. 12. 

 Sesia candescens Smith, List Lepid. N. Am. 1891, p. 21 ; Beutenmuller, Bull. Am. Mus. Nat. 



Hist. Vol. VIII, 1896, p. 143. 



Male. — Head blackish brown, collar, palpi, and orbits clear white ; antennae black. Thorax 

 and abdomen blackish brown, the latter with all the segments rather broadly edged with white. 

 Anal tuft black. Legs blackish brown, with golden scales, the tarsi narrowly banded with black ; 

 anterior coxae white outwardly. Fore wings purplish brown, basal transparent space narrow ; outer 

 space very small, reduced to four narrow streaks ;' inner margin edged with whitish. Discal mark 

 purplish brown, edged with orange red outwardly. Hind wings transparent, with a narrow purplish 

 brown margin. 



Expanse : 15 mm. 



Habitat. — Arizona. 



Type : One male. Coll. B. Neumoegen, Brooklyn Inst. Arts and Sciences. 



A small, stout species, readily known by its black color and broad white 

 bands on the abdomen. Only the type specimen is known. 



Sesia sigmoidea {Hy. Edw.). 



Plate XXXI, Fig. 20, Female. 



Algeria sigmoidea Hy. Edwards, Papilio, Vol. II, 1882, p. 56 ; Grote, New Check List N. Am. 



Moths, 1882, p. 12. 

 Sesia sigmoidea Beutenmuller, Bull. Am. Mus. Nat. Hist. Vol. IX, 1897, pp. 214, 220. 



Male. — Head and antennae purple black, palpi yellow, black above ; collar yellow. Thorax 

 purple black with a yellow transverse mark posteriorly ; underside with a yellow patch on each side. 

 Abdomen blue or purple black, with a clear yellow band on the second, fourth, and last segments ; 

 the one on the fourth extending around the body. Anal tuft black, edged with white laterally. Legs 

 blue black, hind tibiae with a broad yellow band ; tarsi partly yellow. Fore wings transparent, mar- 

 gins narrow, blue or purple black. Discal mark blue black, with an orange spot ; underside washed 

 with yellow. Hind wings transparent, margin very narrow, purple black above and below. 



Female. — Similar to male, but the outer border of the fore wings is very broad, thus reducing 

 the outer transparent area. Anal tuft black, with two yellow lines. 



Expanse: Male and female, 18-21 mm. 



Habitat. — New Hampshire, Massachusetts. 



Types : Male and female. Coll. Am. Mus. Nat. Hist. 



Said to be found on willow, but we have no definite knowledge of its breed- 

 ing in this plant. The species is allied to the European Sesia asiliformis. 



