526 PROF. J. O. WESTWOOD ON THE UEANIID.E. 



Nyctalemon, pars med.. Walker, List B.M. Lep. Het. p. 7. 

 Nyctalemon, Guenee, Sp. Gen. is. p 14. 



Sp. 1 (21). Ltssidia patroclus. 



Papilio patroclus, Linn. Mus. Eeg. 204; Syst. Nat. ii. 749; Clerck, Icon. pi. 37. fig. 1; God.Enc. 



M. ix. 710; [Urania p.) Guenee, Sp. Gen. ix. p. 15. 

 Lyssa patroclaria, Hiibner, Verz. p. 289. 



Note. — The fascia of the fore wing is broader, white, and extends nearly to the anal 

 angle of the fore wing. 



Hob. Amboina, Sylhet, Java, Duke-of-York Island. 



Sp. 2 (22). Ltssidia men(etius. 



Papilio patroclus, Cramer, Pap. pi. 109. figs. A, B ; Drury, Ins. i. pi. 7, 8 ; Guenee, Sp. Gen. ix. 



p. 15 (Nyctal. pair.), nee Linn., Clerck. 

 Nyctalemon mencetiits, Hopffer, Neue od. wen. bek. Schmett. 11. Heft, pi. 3. fig. 1 (1856) ; 



Boisduval, Rev. Zool. 1874, p. 20. 

 Nyctalemon zampa, Butler, Ent. M. Mag. vol. v. p. 273 (1869). 

 Nyctalemon a-ameri, Boisduval, Rev. Zool. 1874, p. 19. 

 Lyssa achillaria, Hiibner, Verz. p. 289. 

 Nyctalemon achillaria. Guenee, Sp. Gen. ix. p. 15. 

 Papilio patroclus, var., Cramer, Pap. pi. 198. figs, A, B. 



Note. — The fascia is narrow, white, and does not reach near to the anal angle of the 

 fore wings. 



Hab. China, India, Singapore. 



Sp. 3 (23). Ltssidia hectoe. 



Nyctalemon hector, White, MS. ; Walker, List Brit.-Mus. Lep. Het. vii. p. 1771. 

 Nyctalemon longicaudus, Schauff. Nunq. Otios. i. p. 13 (Manilla). 



L. fusculo-cinerea, alis anticis posticisque fascia recta obliqua alba; alls anticis 

 margine basali nigro, albo subundulato ; alis posticis ad apicem externum nigro plagiatis 

 vel subfasciatis. 



Hab. Borneo and Philippine Islands. In Mus. Brit. 



Smaller than N. patroclus, inner tail of hind wings proportionally longer. 



Sp. 4 (24). Ltssidia najabula. 

 Nyctalemon najabula, F. Moore, Proc. Zool. Soc. 1877, p. 620. 



Hab. Andaman Islands. In Mus. Brit. 



Smaller and of a much darker fuliginous-brown colour both above and below than 

 the Indian L. menostius and the Malayan L. docilis, and has a naiTower median trans- 



