M 1923 12 ] CLARK THIRTY-THREE NEW SPHINGIDAE 53 



collected by my friend, Mr. C. J. Brooks, and named for him. One male 

 from the western slopes of the Barisan Range, southwestern Sumatra, 

 2500 ft. altitude, October or November, 1921, taken by C. F. and J. Pratt. 



This species is of the substrigilis group, with the dark area at 

 base of the hind wing. In general appearance it is like 0. 

 maculifera Walker. 



Median line of abdomen above strongly marked. Divisions between 

 the abdominal tergites also strongly marked by transverse dark lines; 

 these lines are broader on posterior segments. Anal tip dark. 



Fore wing above: This presents a highly variegated appearance, the 

 contrast between the dark lines and the light ground color being strongly 

 marked. Subbasal dot is 3 mm. in diameter. Subbasal half-moon on 

 costal margin lacking. Spot at hinder angle as in O. maculifera. Distal 

 margin as in 0. maculifera, curving evenly from wing tip to hinder angle. 



Hind wing above : Dark basal area strongly marked. Transverse black 

 median band broad and heavy. Submarginal black line dentate between 

 the veins. Subapical dot 2 mm. in diameter. Dot near anal angle between 

 submarginal line and wing margin 1 to 1.5 mm. in diameter. 



Fore wing beneath: Ground tone light yellow, with brown markings. 

 Dot near hinder angle 3 mm. in diameter. Border of distal marginal band 

 farthest from edge of wing, heavy and black. 



Hind wing beneath: Ground tone light yellow, No dark basal area. 

 Median and submarginal lines and subapical dot prominent. 



Deilephila placida rosacea Roth. 



Al. ant. long., cf, 35 mm. Al. ant. lat., d\ 14 mm. Marg. ext., d", 

 19 mm. 



Habitat. — Lifu. One male in coll. B. Preston Clark, from the original 

 collection of Mr. C. Maxwell Stuart. There are three males and four fe- 

 males at Tring. 



Deilephila placida torenia was described by Druce as Daphnis 

 torenia (Ent. Mo. Mag., XIX, p. 16, 1882, Fiji — coll. Druce). 

 See also Waterhouse, Aid Ident. Ins., II, t. 126, f. 1, 1883. In 

 1894 Lord Rothschild described the form from Lifu as Daphnis 

 torenia Druce, subsp. rosacea (Novitates Zoologicae, Vol. I, 

 p. 85). Though in the ' Revision of the Sphingidae,' by Roths- 



