476 [December 



ment, of the same color, serrated anteriorly ; stigmatae red ; anal seg- 

 ment slightly furcated at its extremity. 



Pupa grayish-brown, with darker lines, more especially on the abdo- 

 minal segments and on the prothorax 5 wing cases shaded with black. 

 20. Pap. Horsfieldii, nov. sp. 



Upper surface black ; a row of white marginal spots, increasing in 

 size towards the inner angle. Secondary wings have a broad transverse 

 macular white band on the disc, composed of seven spots; that on the 

 anal margin being somewhat yellow ; indentations white, narrow ; ex- 

 ])anse 4.25 inches. 



Under surface of fore wings same as the upper; the hind wings have, 

 in addition to the macular transverse band, which is here entirely white, 

 a small fulvous lune on the abdominal margin, just below the last spot 

 of the band; and a sub-marginal row of oblong white dashes, preceding 

 the white indentations. 



Body black ; thorax beneath marked with white spots. 



Female differs in having the anal lunule bright red, surmounted by 

 a narrow violet line ; a group of white atoms posterior to the sixth 

 macular spot; and in having the sub-marginal spots and lunules, yel- 

 lowish; expanse 4.39 inches. 



Hah. — Philippines, (In my collection.) 



Allied to Pap. Phestus, Boisd. 



I take pleasure in naming this species after Thomas Horsfield, Esq., 

 who has contributed almost all the knowledge that we possess of the 

 metamorphoses of eastern exotic Lepidoptera, by his indefatigable ex- 

 ertions in that most difficult and tedious branch of Lepidopterology. 



■21. Pap. Erectheus, Donovan. 



Pap. Erectheus. Donov. Ins. New Holl. PI. 15. (1805). 

 Godt. Encyc. IX. p. .31. n. 15. (1819). 

 Lucas, Pap. Exot. p. 17. t. 9. f. 1. (1835). 

 Boisd., Sp. Gen. I. p. 215. n. .31. (1836). 

 E. Doubled., Cat. Lep. Brit. Mas. Pt. I. p. (18-14). ' 

 Diurnal Lepidopt., I. p. 12. n. 77. (1846). 

 G. R. Gray, Cat. Lep. Brit. Mus. Pt. I. p. 22. n. 99. (1852). 

 List. Lep. Brit. Mus. Pt. I. p. 29. (1856). 

 Nestorides Erectheus. Hiibn., Samml. Exot. Schmett. II. t. 108. (1806—1824). 

 <^ Pap. ^geus. Donov., Ins. New Holl. PI. 14. (1805). 

 Godt. Encyc. IX. p. 31. n. 17. (1819). 

 Nestorides ^geus. Hubn.. Samnil. Exot. Schmett. II. t. 107. (1806—1824). 

 % ^ Pap. Gambrisius. De Haan, Verli. Nat. Gesch. p. 30. (1839). 



