524 PEOF. J. O. WESTWOOD ON THE UEANIID^. 



which did not, however, appear to me to be specifically distinct from C. rhipheus. Such 

 is also the opinion of M. Lacas, who states that all the transitional forms occur be- 

 tween U. rhipheus and U. crossus. Bull. Soc. Ent. Fr. [5] vi. pp. cxxvii, cxxviii. 



Genus 3. Alcidia, Westw. 



(DetaUs, Plate LXXXV. figs. 17, 18.) 



Alcidis, Hubner (Verz. 1816) ; Guen^e, Sp. Gen. is. p. 13 (nee Alcides, Dalm. 1826, Gen. Ciu-cul.). 

 Nyctalemon (pars prior), Dalman, Walker, List B.M. Lep. Het. i. p. 7; Boisduval, Rev. Zool. 1874, 

 p. 17. 



Sp. 1 (12). Alcidia orontes. 



Papilio orontes, Linn. Syst. Nat. ii. p. 750; Clerck, Icon. pi. 26. f. 1 ; Cramer, Pap. Exot. i. pi. 83. 



figs. A, B; Godart, Enc. M. ix. p. 710 {Urania o.) ; Hopffer, Neue Schm. Heft 2, tab. 11, 



figs. 1, 2. 

 Alcidis orontiaria, Hiibner, Samml. exot. Schm., Lar., B. her. 3, f. 3, 4. 



Hob. Amboina, Ceram, Gilolo, New Guinea, Cape Grafton, north-east coast of New 

 Holland. 



Sp. 2 (13). Alcidia liris. 

 Alcidis litis, Felder, Wiener ent. Monatschr. Bd. iv. p. 250 ; Reise d. Novara, Lep. pi. cxxi. fig. 2. 

 Hab. Batchian {Wallace). 



Sp. 3 (14). Alcidia arnus. 

 Alcidis arnus, Felder, Reise d. Novara, Lep. pi. cxxi. fig. 1. 

 Hab. Insula Arul (Lorquin). In Mus. Brit. &c. 



Sp. 4 (15). Alcidia cydnus. 

 Nyctalemon cydnus, Felder, in Wiener ent. Monatsch. iii. pi. 3. f. 1, p. 179. 



Var. With band of hind wings very broad, extending nearly to the anal angle (Aru). 

 An y. metaurus, Hopff. 1 



Hab. Dorey, New Guinea (Mus. Brit.) ; Polynesia \ {Felder). 



Sp. 5 (16). Alcidia zodaica. 

 Nyctalemon zodaica, Butler, in Entom. M. Mag. vol. v. p. 273. 



" ,5 5 . Alse supra nigree, ad basin virescentes, fascia media communi lata aureo-Airidi ; 

 anticse fascia altera lineolari subapicali, pallidiore striolisque costalibus ad basin aureo- 

 albidis ; posticse cauda caeruleo-alba, ciliis albis ; macula squamisque submarginalibus 

 analibus, corpus vii-escens abdomine pallidiori. Alse subtus pallide virescentes, fasciis 

 fere velut in N. orontiaria, Hiibner {orontes, Linn.), maculis autem posticis subapica- 

 libus in margine subrotundatis viridibus ; corpus thorace albido, abdomine aurantiaco, 

 cirris maris perlongis ochreis. Expans. alar. unc. 4, lin. 7." 



