Bulletin - United States National Museum

88 U.S. NATIONAL MUSEUM BULLETIN 2 57
Eucosma Hiibner 1823
Eucosnta iographa, new species
Figures 83, 556
Male, 18 mm. Head and scape of antenna white, flagellum fuscous.
Palpus dark grey, tip of median segment and entire terminal segment
white. Thorax white, collar and tegulae fuscous. Abdomen fuscous,
anal tuft whitish ochreous.
Fore\ving moderately broad, costa gently curved, apex subfalcate,
produced, pointed, termen sinuate above, rounded beneath. White,
costal half strongly suffused with darker. Anterior half of costa
greyish, irregularly suffused and transversely strigulated with rather
dark pm-pUsh grey; posterior half of costa dark purphsh grey with
five white pairs of markings, the idtimate mark extended and forming
a subquadrate subapical spot; two darker, fuscous-purpHsh marks
on costa: at 1/4, wedge-shaped and in middle, irregularly transverse,
both suffused (in paratype basal fourth of costa dark grey) ; a longitudinal
broad streak of contrasting fuscous-brownish color just above
middle of wing, from middle of cell to before upper part of termen,
thence abruptly narrowed; to apex; some paler (partly rubbed)
connection of this streak with base of wing, three small brownish
arrowhead-shaped dots before lower half of termen, directed outwards;
a very narrow and interrupted marginal line, along upper
part of termen. Cilia pale fuscous greyish with a white basal third,
above this barred with dark grey.
Hindwing rather dark grey, thinly scaled. Cilia paler fuscous
grey, with a whitish basal and a darker fuscous subbasal line.
Male genitalia: Uncus apparently absent, tegumen with a deeply
emarginate top, on each side a pointed-triangular process. Socius
large, porrected and hairy, a thick pad. Gnathos, a slender but
distinct semiannular rod. Valva moderate, clavate, cucullus densely
haired and bristled; sacculus triangularly projecting, crowned with
a bristly pointed process, top of sacculus with a blunt knob. Bases
of valvae and juxta sclerotized. Aedeagus moderately long, gradually
attenuated.
Material examined: Mindanao, Davao Prov., La Lun Mts.,
CaHan, 5500 ft., 29-31. XII. 1930 (Clagg, CM Ace. 9163) (CMP),
1 cf , holotype, genit. shde 5702, 1 cT, paratype.
Cryptaspasma Walsingham, 1900
Cryptaspasma {Allobrachygonia) hesyca Diakonoff, 1959
Figure 558
Cryptaspasma (Allobrachygonia) hesyca Diakonoff, 1959, Zool. Verb., no. 43,
p. 24, pi. 5, fig. 37, pi. 7, figa. 52-53, 57 (cf 9, Philippine Is., Luzon).