4G TORTEICID.^. 



smnll triangular fuscous streaks aloug tlie costa, alternated with narrow blackish-fuscous 

 lines ; two ferruginous patches on the dorsal margin — the first before the middle, the second 

 wider beyond the middle, both margined and streaked with fuscous, enclosing and defining 

 with the fuscous shade above them a square patch of the pale ground-colour, which also 

 appears conspicuously within the anal angle ; a curved ferruginous streak from below the 

 apical triangle to the apical margin above the anal angle : cilia whitish, tinged with brown. 

 Hind wings and abdomen brown, with a slightly fuscous tinge along the margin. 2 ^ . 

 Expanse of wings 2.2 millims. 



Pitt River, Shasta County, California, end of July 1871. 



Paedisca shastana. (Plate LXX. fig. 9.) 



Palpi tapering to a blunt point, whitish ochreous, the sides and apex somewhat fuscous ; 

 antennae pale, slightly pubescent in the male ; head whitish ochreous above and in front, with 

 a tuft of ferruginous scales above each eye; thorax brownish in front, above and behind 

 whitish, irrorated with brown scales. Fore wings — three times as long as wide, costa straight ; 

 a short appressed costal fold near the base ; hind margin oblique ; dorsal margin slightly 

 rounded — yellowish white, much blotched and streaked with brown and fuscous ; the costa 

 shaded with brownish fuscous to the middle, beyond it with three brownish-fuscous spots 

 alternating with four slender, short, brownish-fuscous lines on the pale ground-colour ; on the 

 dorsal margin are two irregular ferruginous -brown blotches much tinged with blackish fuscous, 

 and enclosing a wide oblique half-fascia of the pale ground-colour, which also appears con- 

 spicuously above and within the anal angle ; an irregular triangular blotch of ferruginous 

 brown mixed with blackish fuscous lies before the dorsal margin, which it touches at the 

 apex and above the anal angle. Abdomen and hind wings pale brown : cilia brownish white. 

 1 (J , 1 ? . Expanse of wings 27 millims. 



Mount Shasta, California, August 1871. 



Paedisca cataclystiana. (Plate LXX. fig. 10.) 



Paedisca cataclystiana, Walk. Cat. Lep. Het. xxviii. p. 378. 

 Steganoptycha ? ochreana, Clem. Proc. Ent. Soc. Phil. iii. p. 520. 



Palpi ochreous, short, obtuse, projecting but little beyond the head, apical joint not 

 exposed ; head, thorax, and antennae ochreous. Fore wings — three times as long as wide, the 

 costa slightly arched; apex produced, acute; apical margin oblique, indented below the apex, 

 with an appressed costal fold at the base in the male — ochreous ; an indistinct brownish- 

 ochreous shade along the middle of the wing from the base to near the upper edge of the 

 ocellated spot is accompanied by some faint longitudinal streaky lines on either side of it ; 

 some minute brownish abbreviated streaks along the costa, alternating beyond the middle 

 with shining metallic silvery-white oblique streaks, of which the first is produced outwards 



