370 NOCTUID. 
Genus ELEOGNATHA. Type 
Eleognatha, Hmpsn. A. M.N. H. (7) xvi. p. 577 (1905) ........-+4 argyritis. 
Proboscis‘absent ; palpi up turned, slender,the 2nd joint reaching to vertex of 
head and with tuft of hair on inner side at extremity, the 5rd long and some- 
what dilated at extremity; frons smooth, rounded; eyes large; antenne of 
male laminate and ciliated ; head and thorax clothed chiefly with seales, the 
pro- and metathorax with spreading crests; fore tibie fringed with long hair 
on outer side; abdomen with dorsal crest at base and slight subdorsal tufts of 
hair, Fore wing elongate, the inner margin strongly arched, the apex rounded 
and the termen obliquely curved; vein 2 from middle of cell, curyed at base ; 
8 and 5 from close to angle of cell; 6 from upper angle or from areole which 
is rather long and formed by 9 from 10 anastomosing with 7, 8; 11 from cell. 
Hind wing with veins 3 and 5 stalked, 4 absent ; 6, 7 stalked ; 8 anastomosing 
with the cell to near extremity. 
Secr. I. Fore wing of male with large elliptical patch of androconia below 
middle of cell; hind wing with the costa highly arched, with a fringe of 
long hair below its basal half on upperside and a patch of hyaline mera- 
brane extending to just below and beyond the cell, the apex produced and 
acute. 
A. Fore wing without broad silvery white fascia through the 
cell from base to postmedial line ............seeeceeeeeeeeeeeee pheostrota, 
B. Fore wing with broad silvery white fascia through the cell 
irom base to postmedial line. >. 5s5..5-2..c0+- «sos oepoce pee oveue argyroleuca, 
6689. Eleognatha pheostrota. 
Eleognatha pheostrota, Hmpsn. A. M. N. H. (7) xvi. p. 578 (1905). 
Head and thorax clothed with silvery white, reddish brown and 
black scales; palpi with the 2nd joint blackish at sides; pectus and 
legs grey, the fore and mid tarsi fuscous above; abdomen grey, 
dorsally suffused with reddish brown. Fore wing silvery grey 
irrorated with black and suffused with dark brown except on 
Fig. 188.—-Ele@oqnatha pheostrota, 3. }. 
terminal area; a very indistinct antemedial series of dark spots ; 
a black point in middle of cell and another on discocellulars ; post- 
medial line bent outwards below costa, then somewhat dentate, 
incurved between veins 5 and 3, then retracted to the cell, bent 
outwards between veins 2 and 1, then retracted to before middle 
of wing and bent outwards again toinner margin; subterminal line 
