OPHIUSIBJE. 89 



Genus OPHIUSA. 



Ophiusa, Ochsenheimer, Sclimett. Eur. iv. p. 93 (1816); Iliibucr (spelt Ophiussa), Yvrz. lick. Scliiuctr. 



p. 267 (1818-2o); Stephens, III. Biit. lus. Haust. iii. p. 125 (1829); Catal. Brit. Lep. B. M. 



p. 152 (1850). 

 Hemachra (part), Sodoffsky, Bull. Soc. Imp. Mosc. pt, vi. p. 15 (1837). 

 Toxocampa, Guenee, Aun. Soc. Ent. Fr. x. p. 75 (1841); Noct. ii. p. 423 (1852); Walker, Catal. Lep. 



Het. B. M. xiii. p. 1027. 



"Wings rather broad and short : forewing triangular, apex somewhat pointed, 

 exterior margin hardly oblique, slightly convex ; cell extending a httle beyond half 

 the Tving ; first subcostal emitted beyond one-half before end of the cell, second at 

 one- fifth, trifid, third at one-sixth from base of second, and fourth at four-fifths from 

 base of third, fifth from end of the cell and very slightly touching third near its base ; 

 discocellular outwardly oblique, concave, radials from upper end and near lower end ; 

 middle median from angle close to end of the cell, lower at two-fifths before tlie end ; 

 submedian curved from the base : hindwing ample, broad, exterior margin convex, 

 waved ; cell extending two-fifths the length ; two subcostals from end of the cell ; 

 discocellular bent in the middle, radial from below the middle ; two upper medians 

 on a short footstalk beyond the extreme end of the cell, lower at one-third ; sub- 

 median and internal vein slightly recurved. Body rather slender, thorax laxly 

 clothed ; palpi stout, pilose, obliquely ascending, second joint reaching level of the 

 eyes, third joint short, thick, conical; antennas finely serrate-pectinate, in male; legs 

 rather stout, compactly pilose, spurs long. {Type, 0. lusoria.) 



OPHIUSA METASPILA (Plate 154, Fig. 6). 



Toxocampa metaspila, Walker, Catal. Lep. Het, B. M. xiii. p. 1032 (1857). 

 Ophiusa paUldiUiiea, Walker, id. xv. p. 1832 (1858). 



Greyish-brown : forewiug with several very indistinct transverse undulatmg 

 blackish-speckled lines, a pale ochreous straight discal line containing a white dot 

 on the veins, bordering which on the outer side are some dull ferruginous streaks ; 

 a maro-inal row of black dots ; a minute white orbicular spot : hindwing dusky brown, 

 with a narrow pale ochreous-browu discal transverse band ; cilia pale ochreous-brown. 

 Body greyish-brown ; thorax with a dark brown collar in front ; head, palpi, and legs 

 above dark brown. 



Expanse If inch. 



OPHIUSA aUINaUELINEA. 

 Toxocampa qvinqnelinea, Walker, Catal. Lep. Het. B. M. xxxiii. p. 872 (1865). 



" Female. Fawn-colour, pale cinereous-testaceous beneath : forewings with five 

 indistinct reddish-brown denticulated lines, of which the fourth and fifth are diffusedly 



VOL. III. N 



