catalogue of Trinidad Lepidoptera Rhopalocera. 571 
[182. SPHAENOGONA GRATIOSA. | 
Add as synonym :— 
Sphaenogona semiflava, Butl., A. M. N. H. (4), xv, 
p. 396, n. 1 (1875). 
[185. DapToNoURA POLYHYMNIA. | 
The insect found in Trinidad agrees better with the true 
lycimnia, Cramer. D. polyhymnia is only a geographical 
form of the same species. 
ITABALLIA DEMOPHILE. 
Papilio demophile, Linn., Syst. Nat., i, p. 761, n. 82 
(1767). 
Perrhybris demophile, Kirby, Cat. Lep. Diurn., p. 478. 
Itaballia demophile, Riber in Seitz Macro-Lep., Div. II, 
vol. v, p. 63 (1909). 
Range. Tropical SoutH AMERICA. 
1 g, St. Joseph River in June (F. Birch). 
PERRHYBRIS MALENKA. | 
Pieris malenka, Hew., Ex. Butt., i, t. 1, f. 5, 6 (1852). 
Range. VENEZUELA. 
Two $4 from Erin on the south coast, Feb. 3, 1905, 
(F. Birch); 1 3 1 9, St. Joseph River, June 23, 1907 (P. L. 
Guppy, jun.). 
All the females seen are more yellow than specimens 
from the mainland, indicating either a direct influence of 
climate, or possibly the influence of the distasteful and 
abundant Tithorea megara. 
Subfamily PAPILIONINAE. 
PAPILIO SESOSTRIS SESOSTRIS. 
Papilio Eques Trojanus sesostris, Cram., Pap. Ex., iil. 
Petty 2th t, BG. (1779). 
Papilio sesostris sesostris, Roths. and Jord., Nov. Zool., 
vol. xii, p. 461 (1906). 
Range. Orinoco to Botivia. 
Near the Pitch Lake (Sir G. Carter). In the dense shore 
forest between Irois and Cap de Ville, Feb. 7, 1905 (F. Birch) 
