498 PROCEEDINGS OF THE NATIONAL MUSEUM vol. los 



Pieris polydice Blanchard, in Gay, Historia fisica y politica de Chile, Zoologia, 

 vol. 7, p. 12, 1852. — Kirby, A synonymic catalogue of diurnal Lepidoptera, 

 p. 451, 1871.— Reed, Anal. Univ. Chile, vol. 51, p. 665, September 1877. 



Tatochila mercedis (Eschscholtz), Butler, Proc. Zool. Soe. London (1872), p. 67, 

 Jan. 16, 1872.— Reed, Anal. Univ. Chile, vol. 51, pp. 665, 666, September 

 1877.— Bartlett-Calvert, Anal. Univ. Chile, vol. 69, p. 314, 1886.— Rober, in 

 Seitz, Die Gross-Schmetterlinge der Erde, vol. 5, p. 56, pi. 18, figs. b4-b6. 

 May 25, 1908. — Paravicini, Mitteil. Schweizerschen Ent. Ges., vol. 12, pp. 

 21, 22, May 1910. — GiacomeUi, Anal. Mus. Nac. Hist. Nat. Buenos Aires, 

 vol. 26, pp. 405, 406, 408, 412, 413, Mar. 10, 1915; Rev. Chilena Hist. Nat., 

 vol. 20, pp. 44, 45, 51, 55, 56, pi. 1, figs. 5, 6, June 30, 1916. — Jorgensen, 

 Anal. Mus. Nac. Hist. Nat. Buenos Aires, vol. 28, pp. 443, 453, 454, Nov. 

 10, 1916.— Talbot, in Strand, Lepidopterorum catalogus, pars. 53, Pieridae 

 I, p. 57, Oct. 24, 1932.— Ureta, Rev. Chilena Hist. Nat., vol. 38, p. 78, 1934; 

 vol. 41, pp. 246-254, figs. 33, 34, pi. 11, figs. 3, 4, 1938; Bol. Mus. Nac. Hist. 

 Nat., vol. 16, p. 123, 1938; Rev. Chilena Hist. Nat., vol. 42, p. 297, 1939.— 

 Breyer, Verhandlungen VII Internationalen Kongrees flir Entomologie, vol. 1 

 (for 1938), p. 29, February 1939.— Ureta, Rev. Chilena Hist. Nat., vol. 44, 

 p. 245, 1941. — Forster, Veroffentl. Zool. Staatss. Miinchen, vol. 3, p. 134, 

 Dec. 1, 1955. 



Tatochila polydice (Blanchard), Bartlett-Calvert, Anal. Univ. Chile, sec. 1, Mem. 

 Cient. Lit., vol. 69, p. 314, 1886. — Berg, Anal. Mus. Nac. Buenos Aires, 

 vol. 4, pp. 231-236, Nov. 18, 1895. 



Tatochila autodice (Hiibner), Bartlett-Calvert nee Hiibner (a misidentification) , 

 Anal. Univ. Chile, sec. 1, Mem. Cient. Lit., vol. 69, p. 314, 1886. — Elwes, 

 Trans. Ent. Soc. London (1903), p. 292, pi. 12, figs. 1, 3, 4, October 1903. 



Tatochila autodice var.? microdice (Blanchard), Elwes nee Blanchard (a mis- 

 identification, in part.). Trans. Ent. Soc. London (1903), p. 292, pi. 12, fig. 

 6, October 1903. 



Tatochila mercedis ab. lilae Ureta, Rev. Chilena Hist. Nat., vol. 41 (for 1937), 

 pp. 250, 251, fig. 33, No. 7, pi. 12, fig. 8, 1938; Bol. Mus. Nac. Hist. Nat., 

 vol. 16, p. 123, 1938; Rev. Chilena Hist. Nat., vol. 42 (for 1938), p. 297, 1939. 



Tatochila mercedis ab. porteri Ureta, Rev. Chilena Hist. Nat., vol. 41 (for 1937), 

 p. 251, pL 12, fig. 7, 1938; Bol. Mus. Nac. Hist. Nat., vol. 16, p. 123, 1938; 

 Rev. Chilena Hist. Nat., vol. 42 (for 1938), p. 297, 1939. 



Tatochila mercedis ab. elwesi Ureta, Rev. Chilena Hist. Nat., vol. 41 (1937), pp. 

 251, 252, fig. 33, No. 8, 1938; Bol. Mus. Nac. Hist. Nat., vol. 16, p. 123, 

 1938; Rev. Chilena Hist. Nat., vol. 42 (for 1938), p. 297, 1939. 



Synchloe mercedis (Eschscholtz), D' Almeida, Arq. Zool. Estado de Sao Paulo, 

 vol. 2, p. 299, pi. 1, figs. 3, 6, Jan. 3, 1941. 



Venation: As illustrated (fig. 61). 



Legs: With paronychium, claw, and pul villus as illustrated (fig. 76). 



Male: Plate 5, figures 17-17c. Head with outer surfaces of palpi 

 white. Scales behind e3^es white. Forewings above white with 

 dark brown or black markings as illustrated, having a distinct dis- 

 cocellular bar (this bar also present on the undersurf ace) , a sub- 

 marginal row of separate sagittate markings and usuallj^ a marginal 

 row of double streaks parallel to and lying on either side of the veins, 

 thus differing from vanvolxemii. These streaks extend inward to not 

 more than one-half the distance to the submarginal markings. Hind- 



