40 
TOETKICID^. 
Psedisca rectiplicana. (Plate LXIX. fig. 3.) 
Palpi shortj projecting scarcely the length of the head beyond it^ white : head white : 
antennae greyish. Fore wings — with the costa slightly arched ; apical margin scarcely 
oblique^ convex ; the straight costal fold in the male not closely appressed — rather yellowish 
white^ with a patch of grejdsh-brown and fuscous streaks on the basal portion of the dorsal 
margin, and beyond it an oblique shade of greyish brown and fuscous extending towards the 
apex and mixed with some bright steel-blue patches about the ocellated spot above the white 
anal angle ; some abbreviated greyish-brown streaks along the costa, and a chestnut-brown 
shade at the apex extending along the apical margin, where it is separated from the dark grey 
cilia by a black line interrupted by a white spot below the apex. Hind wings — female pale 
brownish, with paler cilia ; in the male whitish towards the base. 2d , 1 $ ■ Expanse of wings 
13 millims. 
Mendocino County, California, May 31, 1871 ; and Siskiyou Mountains, June 1872. 
Closely allied to P. campoUUana, Tr., but slightly larger; the pale costal half of the wing 
not interrupted by a conspicuous dark spot about the middle as in that species, but prolonged 
nearly to the apex, with only a few delicate costal streaks. 
Psedisca albangulana. (Plate LXIX. fig. 4.) 
Head brownish grey, tufted above : palpi short, the third joint exposed : antennae fuscous 
Drown : thorax fuscous brown, mottled at the sides. Fore wings — three times as long as wide, 
a long nax'row costal fold in the male extending nearly half the length of the wing, not closely 
apjDressed, the costa arched; apical margin slightly concave — whitish much mottled with grey 
and fuscous brown ; a quadrangular fuscous-brown patch on the dorsal margin before the 
middle, preceded and followed by some wavy greyish-brown lines ; some brown spots on the 
costa beyond the middle, leaving four or five geminated streaks of the pale ground-colour 
between them ; an ill-defined interrupted fuscous-brown oblique fascia from the middle of the 
costa is widest and most conspicuous towards the dorsal margin ; the apex fuscous brown, 
crossed by two oblique bluish-grey streaks ; a bluish-grey ocellated spot enclosing a few 
blackish-fuscous scales above the anal angle, which is white ; a blackish-fuscous line at the 
base of the cilia. Hind wdngs pale brown, with paler cilia. Id, 2 ? . Expanse of wings 
16 millims. 
Mendocino County, end of May 1871. 
Psedisca? basipunctana. (Plate LXIX. fig. 5.) 
Palpi whitish, more than twice the length of the head, projecting upward ; the second 
joint long and thickly clothed ; apical joint usually concealed or nearly so : head tufted above ; 
head and thorax whitish : antennae white, scarcely pubescent in the male. Fore wings — costal 
