Bulletin - United States National Museum

168 U.S. NATIONAL MUSEUM BULLETIN 257
Diploclasis balbidophora, new species
Figures 246, 249-252, 257, 640
Male, 16 mm. Head light orange, face yeUow, a rounded brown
spot on vertex and forehead. Antennal ciliations over 1; scape
elongate, clavate, yellow, with a brown mark on basal half above,
flagellum dark grey, ringed with black, towards base yellow, along
apical third pale yellow. Labial palpus very long, recurved, median
segment slightly thickened, rather smooth, subascending, over 3X
face, orange yellow; ^\dth a faint transverse purpUsh subapical mark
anteriorly; terminal segment over 1/2, orange yellow; a subbasal ring,
anterior streak and four small dentations of the internal edge of this
streak blackish purple. Thorax brown, tip and posterior half of tegula
orange, three longitudinal orange-bro%Miish lines, lateral short, median
complete. Abdomen dark purple, u'regularly banded with yellow,
venter yellow.
Forewing with veins 3 and 4 moderately approximated, from angle;
suboval, moderately broad, costa curved, apex subobtuse, termen
rounded, oblique. Bright yellow orange, markings dark pm-ple. A
subbasal transverse fascia, strongly curved, from base of costa to dorsum
beyond base, with an acute posterior angulation above middle, and
extended along dorsum so as to form a semioval spot reaching to base
of fold; an N -shaped zigzag mark, from 2/5 of dorsum to middle of
costa, thence to 3/4 of dorsum and finally to costa before apex; points
of contact with costa slightly extended along costal edge ; anterior arm
of the N narrower, vertical along lower half, with the base narrowly
and strongly extended along dorsum, a posterior horizontal branch from
this arm running just below cell and almost touching the median
branch of the N. Cilia dark purple, basal half yellow around apex and
along upper part of termen.
Hindwing elongate, semioval, about 2/3, cilia 1/2; veins 3 and 4
connate. Deep bronze brown, cilia bright yellow with basal fourth
bronze brown and with a whitish basal line, entirely bronze brown
opposite apex, pale yellow along costa.
Male genitalia: Tegumen moderate, top rounded. Uncus not
separated or absent. Transtilla absent. Valva elongate, moderate,
rather thickened, dilated. Sacculus sclerotized, over 1, ending in a
sharp point; cucullus equally sclerotized, with a separate rounded
top.
Aedeagus moderate, curved, its base extending into a tortuous
ductus ejaculatorius as a tortuous, bandlike sclerite.
Material examined: Luzon, Los Banos (P.J. Baker), 1
genit. slide 5233 (USNM).
cf, holotype,