PSILO GRAMMA. 77 



Genus PSILOGRAMMA Roths. & Jord. (Fig. 13). 



Roths. & Jord., 1903, p. 42 ; id., 1907, p. 14 ; Jordan, 1911,. 

 p. 234. 



Genotype : menephron Cram. 



Imago. — " <£$. Antenna shorter than in Meganoton, hook 

 shorter, penultimate segment about as long as high, the 

 preceding ones shorter than high. Palpus differing from 

 that of all other species of the present subfamily in the second 

 segment having a naked stripe over the inner surface (as 

 prolongation of the naked stripe of the first segment) . Labrum 

 very little raised in middle. First segment of fore tarsus 

 somewhat longer than segments 2 to 4 together ; comb of 

 mid-tarsus well developed, that of hind tarsus, as in Meganoton ; 

 long spur of mid-tibia about half, the long apical one of hind 

 tarsus nearly two-thirds, the length of the respective first 

 tarsal segment. Pul villus and paronychium present, these 

 latter with one lobe on each side. 



" <$. Clasper with patch of modified scales, the scales large, 

 rounded, entire, multistriate ; harpe vestigial, represented 

 merely by a thickly scaled slight incrassation of the ventral 

 margin of the clasper ; process of penis-sheath short, forked. 

 No friction-scales on the inner surface of eighth tergite. 



" $. Antenna subcylindrical, cilia not prolonged." (Roths. 

 & Jord., 1903, p. 42). 



Hab. Oriental Region. One Indian subspecies. 



8. Psilogramma menephron menephron (Cramer). (Fig. 1& 

 A-F, imago ; PI. I, figs. 4, 5, larva ; PL VIII, fig. 5, 

 pupa : PL XIII, fig. 2, larva). 



Sphinx menephron, Cramer, 1780, p. 164, pi. cclxxxv, fig. A ($) 



(Amboina). 

 Psilogramma menephron menephron, Roths. & Jord., 1903, p. 43 %. 



Jordan, 1911, p. 234; Seitz, 1928, t. 60 d ; Scott, 1931, pi. ii. 



fig. 2 (larva). 

 Psilogramma menephron, Mell, 1922, p. 48, pi. ii, figs. 4-8, pi. xxi, 



figs. 10, 11 (larva), pi. xiii, fig. 3, pi. xv, figs. 12, 13 (pupa), pi. xxi, 



fig. 12 (Q). 

 Macrosila discistriga, Walker, 1856, p. 209 (Silhet, Hong-kong,. 



N. China) ; Moore, 1865, p. 793 (Bengal). 

 Pseudosphinx discistriga, Hampson, 1892, p. 105 (part.). 

 Sphinx abietina, Boisduval, 1875, p. 108 (Himalaya). 

 Diludia vales, Butler, 1875, p. 13 (Ceylon, Madras) ; Moore, 1882,. 



p. 3, pi. lxxiv, fig. 1 a (6"?) ; Swinhoe, 1885 A, p. 289 (Poona, 



Bombay) ; id., 1890, p. 165 (Moulmein) ; Hampson, 1891, p. 2 



(Nilgiris) ; Swinhoe, 1892, p. 34 (Bengal). 



Imago. — <$Q. Head, thorax, abdomen and fore wing grey ; 

 dark brown bands along sides of palpi and thorax meeting on 

 metathorax, where there are a few blue and yellow scales ; 

 abdomen with a blackish dorsal stripe and brown subdorsal, 



