June, 1907.] American Species of Papirius. 17 1 
Length 2-3 mm. “Habitat, Olympia, Washington.’’ 
Apparently MacGillvray is the sole collector of this species 
in America so far, at least we have no record given of it by any 
one else. 
t 
8. Papirius purpurescens MacGillvray. 
1893. Papirius purpurescens MacGillvray. 
1895. Papirius purpurescens DallaTorre. 
Prevailing color, blackish purple. Head between the anten¬ 
nae washed with yellow. Basal segment of the antennae very 
short, one-third the length of the second; second segment white 
or transparent. Body, dark purple; abdomen slightly hairy, 
the hairs more abundant at the posterior end; last segment 
fringed with clavate hairs. Legs long, slender, hairy. Claws 
short, stout; superior claw with two teeth, one at the middle, 
the other at the base; inferior claw nearly as long as the superior, 
more slender with two bristles at the tip; tenant hairs present. 
Furcula dark purple, long, slightly hairy above; dentes half the 
length the manubrium, narrowed beyond the base; mucrones 
one-fourth the length the dentes; apex blunt, serrated at the 
middle. Length 3 mm. Has been reported only from Long 
Island. 
This is one of the largest species of Papirius, and has never 
been reported except by MacGillvray. 
9. Papirius hagenii Folsom. 
1S96. Papirius hagenii Folsom. 
Prevailing color, yellowish-orange with purple markings. 
Head translucent, orange ochraceous, orange around the mouth, 
a few stiff bristles upon the vertex and face. Antennae nearly 
as long as body, orange, becoming purplish on the last few seg¬ 
ments; basal segment naked; second four times as long as the 
first; a few hairs distally; third equalling second plus one-half 
of first, verticillate; terminal segment twice as long as basal, 
with whorls of hairs, as is common to the genus. Eyes black. 
Body, thorax yellow, abdomen oval in dorsal aspect, dark purple, 
almost black covering the sides and pale ventral surface with a 
well defined but zigzag margin; a yellowish-brown pattern on 
posterior half of dorsum very variable in shape, usually con¬ 
sisting of five elongate markings which may or may not be united; 
posterior part of abdomen with a few short, white bristles, longer 
on the terminal segment. Legs yellow, paler at base; tibia spiny. 
Claws transparent, slender, rather straight, little curved inside; 
superior claw with a sharp tooth inside one-third distant from 
apex; second tooth obscure, in the middle; inferior claw two- 
thirds the length of superior, with one stout knobbed tenant 
hair, twice as long fixed on its inner side, except at its tip which 
is free. Furcula long, extending to mouth, stout, pale yellow 
