286 PERCr SLADEN TRUST EXPEDITION. 



61. Hippotion osiris, Dalman. 



Deilephila osiris, Dalman, Anal. Entom. p. 48 (1823). 



Chaerocampa osiris, Saalra., Lep. Madag. p. 122 (1884) ; Marshall, T. E. S. 1902, p. 397 (larva). 



Chaerocampa osyris, Mabille, Ann. S. E. France, 1879, p. 298. 



Theretra osiris, Joannis, Ann. S. E. France, 1894, p. 432. 



Hippotion osiris. Roths. & Jord., Revis. Sphing. p. 750 (1903). 

 Seychelles. — Six specimens : five from Mahe, of which four are from Port Victoria 

 {de Oaye) and one from Cascade Estate (800 feet), 2 November, 1905 ; one from Praslin, 

 November 1905. 



Distribution. — Spain {advena) ; Sierra Leone ; Gold Coast ; Nigeria ; Uganda ; Abys- 

 sinia ; Nyasaland ; Mashonaland ; Madagascar ; Seychelles (Mahe, Praslin). 



62. Hippotion aurora, R. & J. 



Hippotion aurora, Roths. & Jord., Revis. Sphing. p. 812 (1903). 



Coetivy. — One example bred from a larva found on Guettarda speciosa. This appears 

 to be a dwarfed and faintly-marked form of H. aurora. 



Parquhar I. — One example bred from a larva found on " mapou " {Pisonia Calpidia). 



Eagle I. — Remains of large numbers of empty pupa-cases, apparently belonging to 

 this species, were found under stones. 



Distribution.— M.SiA.di§dL?,Gd,r; Gloriosa; Parquhar I. ; Coetivy; ? Amirantes (Eagle I.). 



The examples from Coetivy and Parquhar Island are both lighter in ground-colour 

 than the typical form and perhaps represent local races. 



63. Hippotion eson. Cram. 



Sphinx eson. Cram., Pap. Exot. iii. p. 57, t. 226. f. C (1779). 



Deilephila eson, Boisd., Faun. Mad. Maur. p. 71 (1833). 



ChiiTucampa eson, Gueuee, Maill. Reun., Lep. p. 21 (1863). 



Chaerocampa gracilis, Butl., P. Z. S. 1875, p. 8, t. 2. f. 2. 



Chaerocampa eson, Saalm., Lep. Madag. p. 122 (1884) ; Hampson, Moths Ind. i. p. 85 (1892). 



Thtretra eson, Joannis, Ann. S. E. France, 1894, p. 432. 



Hippotion eson. Roths. & Jord., Revis. Sphing. p. 754 (1903). 



Seychelles. — Two specimens: one at light in Port Victoria (Mahe) on 25 October, 

 1905 ; the other without exact data, probably from Mahe {de Oaye). 



Distribution. — Sierra Leone ; N. Nigeria ; Uganda ; S.E. Africa ; Reunion ; 

 Mauritius; Madagascar; Seychelles (Mahe). 



Family GeometridsB. 



64. IPetrodaca lucicolor, Butl. 



Hyperythra lucicolor, Butl., A. M. N. H. (4) xvi. p. 417 (1875). 



Hyperythra miegii, Mabille, Le Naturaliste, 1882, p. 135 (<J) ; Joannis, Ann. S. E. France, 1891, 



p. 432, t. 15. f. 4 ( ? ) ; Swinhoe, T. E. S. 1904, p. 582. 

 Tycoonia naiaknsis, Warren, Nov. Zool. iv. p. 114, <? ? (1897). 



