OF NORTH AMERICA. 135 



3-HALESIDOTA SOBRINA, N. S. (PI. 6, fig, 10 i .)* 



S . Head, palpi, prothorax, thorax and legs clear brown. Abdo- 

 men paler. Antennce strongly pectinated, rather paler than thorax. 



Anterior wings uniform clear brown, the veins paler, with five more 

 or less complete oblique rows of white silvery spots. The ist row 

 consists of I spot on the costa near the base. The 2nd of 2 spots 

 below the median vein. The 3rd of 4 spots, one near the costa, very 

 small ; one on the discal area, large ; one at the origin of the fourth 

 median nervule, small ; and one in the interspace below the median 

 vein, rather smaller than the second. The 4th row consists of 5 sub- 

 equal, ovate, transverse, interspaceal spots, reaching the costa. The 

 5th row consists of 6 smaller, interspaceal, submarginal spots, dimin- 

 ishing in size from the anal angle to the apex. 



Posterior wings subdiaphanous, nearly white, with a pale brown 

 spot on the discal vein, and a small brown apical cloud. Costa 

 slightly yellowish. 



Beneath much as above, except that the markings of the primaries 

 are less distinct, and the costa of the secondaries is brown, enclosing 

 a pale costal spot. 



Expanse of Wings, 1.95 inches; knglh of body, 0.80 inch. 



Habitat. — California. (Coll. Stretch.) 



Described from one 3 , collected by Mr. Lorquin, some years 

 since, but in what particular locality he does not remember. It may 

 be readily distinguished from H. argenta/a by the uniform dark brown 

 of the body parts, and by the pale veins and absence of yellowish 

 powdery scales on the primaries. 



4-HALESIDOTA AEGENTATA, (PI. 6, fig. 12. ? ,) 



Halesidota argentata, Packard, Proc. Ent. Soc. Phil. Ill, p. 129. 



(1864^) 



(5 . $ . — -Head and prothorax very pale yellowish ochre, the latter 



with two small brown spots. Patagia same edged inwardly with brown. 



Thorax the same with brown median stripe. Palpi brown, pale at 



the tips and beneath. Abdomen concolorous with thorax, quite pale, 



* See page 87, ante. 



