(464) 

 ?. Ventral edge of seventh al)(loiuiiial segment and apex of eighth red.- 



Forewing with large white patch, consisting of two or three discal spots and a 



large cell-spot, there being often some small dots distally of ajjex of cell. 



Hiudwing : a band of red spots, distant from cell, rarel}- tonching cell at W. 



Nenration : cell of hindwing acuminate, D' being transverse and shorter than 

 D"*, usnally mnch shorter. 



Scent-organ with white wool. 



Genitalia : c?. Tenth tergite abont one-third longer than the sternite, lateral 

 edge at base sharp, somewhat projecting, irregularl)' sinnons, minntelj- denticulate 

 like the edge of the ninth tergite. Harpe of almost even width from base to ajiex, 

 somewhat curved dorsad, its dorsal edge being concave, apex rounded dorsally ; 

 a large tooth at ventral margin in or beyond middle ; from this tooth to apex 

 a number of smaller conical teeth. — — ?. In front of vaginal orifice a long lobe, 

 of nearly even width, feebly sinnate at apex ; on each side but more jiroximally 

 another lobe, rounded at apex, the internal edges of these lateral lobes extending 

 on to the proximal surface of the median lobe ; behind the vaginal orifice a large 

 rounded lobe covering the vaginal cavity. Anal segment with numerous short, 

 stont, club-shaped or pointed bristles. 



Early stages not known. 



Ila/j. Ecuador to North Argentina. 



No representative known from the Amazons, Brazil, the Guiauas, Venezuela, 

 and Colombia. 



a. P. erlaces laci/des Hew. (18C9). 



J'. Papilio lacydes Hewitson, Equal. Lej). i. p. 1. n. 1. (18C9) (Ecuador) ; Kirby, Cat. Diurn. Lep. 



\\ 527. n. 62c (1871) ; Maas. & Weym., in Stiibel, R(^iseu S. Amei:, Lep. p. G4. n. 80 (1890) 



(Huamboya). 

 5 . Papilio erithuliaii $ ab. ? eqiieslris Oberthiir, Et. il'Eiit. iv. p. 88. sub n. 270. t. 5. fig. 2 (1880) 



("Quito"), 

 fj. Papilio erithalion var. laci/iles Oberthiir, I.e. p. IIG. n. 276 (1880) (Ecuador). 

 (J?. Papilio laeyiks, Kirby, Trans. Eut. Soc. Land. p. 351 (1881) (dcscr. of J ; Saraya9U ; 



Chiquinda); Grose-Smith & Kirby, RIiojj. ExuI. ii. p. 39. n. 2G. Pap. t. 10. fig. 1, 2. ^ (1897) 



(Sta. Ines ; Saraya^u ; Chiquiuda). 

 Papilio erithalion var. equeslris, Maassen & Weym., in Stiibel, Piisen S. Amer.. Lep. p. 04. sub n. 88 



(1890) (Huamboya). 



1^. Forewing rarely with a white spot. Spots of hiudwing below small, 

 creamy white, partly pinkish. 



? . Forewing : white cell-patch large, reaching across cell, there being always 

 a triangular streak in front of cell, most specimens with some small spots distally 

 of apex of cell, the cross-veins alone being black ; white spot U- — W large, often 

 larger than spot R^ — M', which is mostly much reduced iiosteriorly, extending to 

 M' only distally ; no sjwt behind M'. 13aud of hindwing white. 



Hai. Eastern Ecuador. 



In the Tring Museum, Go c?c?, 26 ? ?, from : Loja ; Zamora, 3000—4000 ft. 

 (0. T. Baron) ; Santa Inez (R. Haensch). 



In coll. Oberthiir a series from : Ambato ; Saraya^u ; Banos to Canelos. 



b. F. erlaces xanthias subsp. uov. (PI. V. fig. 24). 

 (J. Papilio erlaces, Druce, Proc. Zool. Soc. Lotid. p. 245. n. 3 (1876) (I'ozuzo). 



c?. Not constantly different from : the following ; forewing nearly always with 

 one or two white spots, there being sometimes a minute third spot behind M". 



