( 801 ) 



(??. The tyi)e of acyrotn is in very bad conditiou, bnt ou comparison we 

 fiiiil it to be the same species as chimaera, of which catori is only a peculiar 

 aberrant individual, also in a bad state of preservation. 



Abdomen with a black lateral line widening towards base, not distinctly 

 marked on the first segment, thin on the jjosterior segments ; two rows of dorsal 

 dots as in the allies of Rlmga.stis celata. (.'avity of palpus almost closed. 



S. Tenth abdominal segment of the same type as in Rh. velata, acuta, etc. 

 The harpe (PI. LII. f. 11) com])ressed, dorsal margin notched, apex acute, curved 

 upwards. Penis-shoath : ajiical edge produced at both sides into a dentate process 

 (PI. LVIII. f 1), the right process (PI. LVIII. f. 2) irregularly toothed, the 

 teeth prominent, the left jirocess (PI. LVIII. £ 3) long, with minute teeth at 

 both edges at end. 



Hah. North India to Borneo and Java. 



In the Tring Museum 2 cJcJ, 2 ? ? from : Java (Piepers) ; Borneo (D. Cator) ; 

 Perak, viii. (Cnrtis). 



Till. Cechenena helops. 



*Phi[aiiipelus helops Walker, List Lep. Ins. B. M. viii. p. 180. n. 12 (1856) (" Natal '' pctoi- loci; 



Moulmein iestc Boisduval ; — Mus. Brit.). 

 Choerniuinpa /ie/oyw, Boisduval, Spec. Gen. Lep. Ilel. i. p. 2b'.\ n. 43 (1875) (Moulmein, in Brit. Mus.). 



6 ? . Cavity of jialpns .sharply defined. Sides of metanotum tawny, centre 

 grey, this grey jjatch exten<led on to the mesonotum and abdomen. First and 

 second segments of the latter with black patch at the sides. Stigma of forewiug 

 preceded by another small spot ; a broken apical line borders a tawny olive-brown 

 costal band which stops sharjdy at 11'. The pattern of the underside of the same 

 type as in Rhagastis velata and allies. 



cJ. Tenth tergite flat at end, truncate, very feebly sinuate; sternite compressed, 

 outline of under surface strongly curved in lateral view. Process of harpe almost 

 cylindrical, apex obtuse, rounded (PI. LII. f. 12. 13). The two processes of the 

 penis-sheath (PL LVII. f. 48 — 53) much shorter than in ('. aegrota. 



?. Side-edges of the vaginal j)late rather sharply raised ; vaginal cavity large, 

 the edge feebly raised, lyre-shaped. 



Hah. Oriental Region. 



Two subspecies : 



a. C. helops helops. 



Ptahini/nlus hrlnps Walkur, /..-. (IH.id); Bull., Trans. Zrml. Hoc. Land. i.\. p. 577. u. 15 (1877) 

 (I'enaiig ; \. Inilia ; " \atal " ; = nrkiitalis). 

 *f'hilaMpfJuH oriinlulis Feldur, lieitic Nuvarti, Lcp. t. 77. f. 1 (1874) (Java ;— Mus. Tring). 

 Choii-ocamjin licloj/x, Boisduval, /.'■. (1875). 

 C'hoerocampa oritiilolis, id., I.e. p. '25'.l. D. 44 (1875). 



Philnwpebis (?) or'mliiUs, Cotes & Swinhoe, Cal. .!/"//'» /'"/. i. p. 24. i). l.iO (1887). 

 Daphnis (.') hdojis, Kirby, Cut. I., p. 11,1. I. p. r,72. u. If, (18'.I2). 

 (.'limrorjiwjm helops, Hampsoii, iu Blaiif., Foiui.i Brit, hid., .\lolh^ i. p. '.127. ii. l.'V.I (1802) (Sikhim ; 



Penang ; Borneo). 

 Thtrelra hehpe, Dudgeon, Journ. Bomhoi/ .V. II. S,,,-. xi. p. 412. ii. l.i'J ( I8'J8) (" not soon "). 



tJ ?. For differenccB in colour from following see below. 



KF F 



