4 ZYGJEmVM.—ATlCTlIDM. 



ZYGMmvm. 



ZYG.ENA, Fabricius. 

 Zygsena niphona. (Plate XXI. fig. 9.) 

 Zygaena niphona, Butler, Ann. 6f Mag. Nat. Hist. ser. 4, vol. xx. p. 393 (1877). 



Primaries dull metallic green, crossed by three oblique patches, each formed of two 

 carmine spots ; secondaries carmine, with blackish fringe ; thorax dull greenish ; abdomen 

 purplish, with a broad antepenultimate carmine belt. Expanse of wings 1 inch 3-5 lines. 



Yokohama {Jonas). 



PROCRIS, Fabricius. 

 Procris esmeralda. (Plate XXI. fig. 8.) 

 Procris esmeralda, Butler, Ann. § Mag. Nat. Hist. ser. 4, vol. xx. p. 394 (1877). 



Primaries shining emerald-green, more golden at basal and costal areas, fringe smoky- 

 grey ; secondaries smoky grey, semitransparent, fringe opaque ; antennge and thorax emerald- 

 green ; abdomen blackish, dull green at the sides : body below dull green ; primaries below 

 smoky grey, the apex and costa dark green ; secondaries as above. Expanse of wings 11 lines. 



Yokohama {Jonas). 



NORTHIA, Walker. 

 Northia tenuis. (Plate XXI. fig. 7.) 

 Northia tenuis, Butler, Ann. Sf Mag. Nat. Hist. ser. 4, vol. xx. p. 394 (1877). 



Wings greyish hyaline, the veins and margins black; antennas steel-blue, with black 

 pectinations : body black, thorax spotted with steel-blue scales ; abdomen with the margins 

 of the segments and anal extremity metallic green ; venter wholly green ; wings below with a 

 blue spot at the base ; proboscis yellow. Expanse of wings 1 inch 2 lines. 



Yokohama {Jonas) ; Hakodate" {Whitely) ; Hong-Kong {Bowring), 



AECTIID^]. 



SPILARCTIA, Butler. 



Spilarctia imparilis. (Plate XXII. fig. 4.) 



Spilarctia imparilis, Butler, Ann. fy Mag. Nat. Hist. ser. 4, vol. xx. p. 394 (1877). 



c?. Above smoky brown, spotted with black ; head whitish; back of collar, margins of 

 eyes and abdomen golden orange, the latter with dorsal and lateral black spots ; tegulae with 

 a black spot ; body below whity brown. Expanse of wings 1 inch 10 lines. 

 Yokohama {Jonas) , 



