300 BEUTENMULLER, MONOGRAPH OF THE SESIID^E. 



Male. — Head metallic blue black, face yellow, palpi yellow. Thorax bronzy, with a yellow 

 stripe on each side and a transverse mark at the posterior end. Abdomen bronzy, with a narrow 

 band on the first, second, fourth, and last segments. Anal tuft bronzy. Legs bronzy outside, yel- 

 low inside. Anterior coxag yellow. Fore wings transparent with discal mark and borders metallic 

 golden bronze. Hind wings transparent, margin narrow, golden bronze. Underside of wings 

 brighter than the upper. 



Female. — Similar to the male. 



Expanse : Male and female, 19-21 mm. 



Habitat. — Texas. 



Types : Two males. Coll. Hy. Edwards, Am. Mus. Nat. Hist. 



A small species, with metallic bronze margins on the fore wings, and four 

 yellow bands on the abdomen. Nothing is known about its earlier stages. 



Sesia decipiens {Hy. Edw.). 



Plate XXXI, Fig. 13, Male, and Fig. 5, Female. 



JZgeria decipiens Hy. Edwards, Papilio, Vol. I, 1881, p. 197 ; Grote, New Check List N. Am. 



Moths, 1882, p. 12 ; Beutenmuller, Bull. Am. Mus. Nat. Hist. Vol. VI, 1894, p. 367. 

 Sesia decipiens Smith, List Lepid. N. Am. 1891, p. 20 ; Beutenmuller, Bull. Am. Mus. Nat Hist 



Vol. VIII, 1896, p. 141. 

 sEgeria imperfecta Hy. Edwards, Papilio, Vol. I, 1881, p. 198 ; Grote, New Check List N. Am. 



Moths, 1882, p. i2 ; Beutenmuller, Bull. Am. Mus. Nat. Hist. Vol. IV, 1892, p. 173. 

 Sesia imperfecta Smith, List Lepid. N. Am. 1891, p 20. 

 Nigeria nicotiatm Hy. Edwards, Papilio, Vol. I, i88r, p. 202 ; Grote, New Check List N. Am. 



Moths, 1882, p. 12. 

 Sesia nicotiance Smith, List Lepid. N. Am. 1891, p. 21. 



Male— Head black, orbits white, palpi bright yellow, black outside basally, collar yellow. 

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

 Abdomen somewhat swollen at the middle, black with a yellow ring on the second, fourth, and last 

 two segments, the one on the fourth twice as broad as the rest, and encircling the segment. Anal 

 tuft hastate, black, tipped with yellow on each side above. Legs yellow and black, hind tibiae yellow 

 with a broad black band. Fore wings transparent, margins and veins blackish outer part rayed, 

 with yellow between the veins. Discal mark bright red or yellow ; underside with borders orange 

 veins black. Hind wings transparent, the narrow margin and fringes bronzy brown ; discal mark 

 very small, orange or yellow ; underside with margin orange. 



Female— Differs from the male by having the margin of the fore wings much broader ; as a con- 

 sequence the transparent areas are much reduced, especially the outer one. Abdomen with three 

 bands, one on the second, fourth, and last segments, the middle one being the broadest. Anal tuft 

 bunch-like. Antennae simple. 



Expanse : Male and female, 13-15 mm. 

 Habitat. — Colorado, Texas. 



Types : One male ; M. imperfecta, one female. Coll. Hy. Edwards, Am. Mus. Nat. Hist. 

 s£. nicotianai, male and female. Coll. B. Neumoegen, Brooklyn Inst. Arts and Sciences. 



A distinct species, easily known by its small size, the orange transverse mark 

 on the fore wings, and by the yellow bands on the abdomen. The earlier stages 

 are not known. 



