126 ZYGiENIDiE AND BOMBYCIDiE 



which the chrysalis is distinctly seen. Larva found March lo ; pupa, 

 March 26; imago, May 16. (Henry Edwards.) 



The insect appears to be widely distributed over California, though 

 not common in the immediate neighborhood of San Francisco. The 

 imago appears in May and comes freely to light. 



T.-ARTICA VIRGO. (PI. 6, figs. 1, 2, 3 .) 



Bombyx virgo, Linn., Syst. Nat. loth Ed. vol. i, p. 501. (1758.) 

 Phaloena virgo, Smith, N. H. Lep. Ins. Ga. p. 123, Tab. 62. (1797.) 

 Euplagia virgo, Hiibn., Samml. Exot. Schm. 2 pi. 189.. (1806.) 



Verz. p. 180. (1816.) 

 Ardia virgo, Harris, Cat. Ins. Mass. p. ']i. (1835.) 

 Ardia virgo, Duncan, Nat. Lib. vol. 36, pi. 19. (1836.) 

 Callimorpha parthenico, Kirby, Faun. Bor. Am. vol. 4, P- 204. (1837.) 

 Ardia virgo, Harris, Rt. Ins. Mass. p. 244. (184 1.) 

 Ardia virgo, Walker, Cat. Lep. B. M. vol. 3, p. 608. (1855.) 

 Artica virgo, Clemens, Proc. Acad. Nat. Sci. Phil. p. 528. (i860.) 

 Ardia virgo, Morris, Syn. Lep. N. Am. App. p. ^■^%. (1862.) 

 Ardia par thenice, Morris, Syn. Lep. N. Am. App. p. 339. (1862.) 

 Ardia parthenice, Saunders, Proc. Eht. Soc. Phil. vol. 2, p. 28. 



(1863.) 

 Ardia parthenice, Saunders, Syn. Can. Arct. p. 5. (1863.) 

 Ardia virgo, Saunders, Syn. Can. Arct. p. 6. (1863.) 

 Ardia virgo, Packard, Proc. Ent. Soc. Phil. vol. 3, p. 115. (1864.) 

 Ardia parthenice, Packard, Proc. Ent. Soc. Phil. vol. 3, p. 116. 



(1864.) 

 Arctia virgo, Grote, Proc. Ent. Soc. Phil. vol. 3, p. 325, pi. 4, fig. 



4. (1864.) 

 5 . ? . — Head, prothorax, patagia and thorax pale flesh color. 

 The prothorax has two black spots ; the thorax a central black streak, 

 and the patagia are also black centrally. The palpi, thorax beneath 

 and under side of the abdomen are black. The abdomen above is 

 clear red with a dorsal series of black spots, most conspicuous in 5 . 

 Legs generally black except the tibae of the posterior pair, which are 

 frequently whitish. 



