( 606 ) 



This aud che iirecediug insect (P. pkar/iace.i) occur together in "Western Mexico, 

 remaining perfectly distinct. There can be no doubt that the}' are sijcciticaily 

 distinct, though they are closely allied. 



Sexes dissimilar. 



J. Snbmargiual sjjots of npperside of hindwing cream-colonr, the last one 

 being nsnally red ; discal spots red or creamy red, never all present, always small, 

 sometimes all absent, most specimens bearing three small spots ; on underside botli 

 rows red. On tlio forcwiiig there are posteriorly some creamy submarginal spots, 

 which appear occasionally also on upperside. Fringe-spots of hindwiug creamy. 



¥. Creamy marginal spots of forewing rather large, the submarginal ones of 

 underside often joined to them. Discal and submarginal spots of hindwing red 

 above and below, larger than in female of P. pharnnccs ; marginal spots red, also 

 large, the extreme fringe being white, last submarginal spot of upperside connected 

 anteriorly with the anal marginal one ; tail very slender, being also in male slenderer 

 than in F. pkarnaces. 



Genitalia : S. Harpe angulate dorsally, bearing dorsally one or more teeth, and 

 vcntrally no teeth or only one. 



Early stages not known. 



llah. Guatemala aud British Honduras, the record from Costa Uica (van Patten) 

 being very doubtful. 



In the Tring Museum, \) i S,\ ?, from : Cimlad de Guatemala (Hodrignez) ; 

 Palin, "W. Gnatemala, August— September 1004, :i;")Ua ft. (A. Hall) ; Guatemala 

 (Salvin). 



94, Papilio rogeri Boisd. (1836). 



Pajillio rugeri Boisduval, Spec. Gin^Lej). i. p. 278. n. 102 (1836) (Yucatan) , Doubl., Westw. & Hew., 

 Geii. Dhmi. Lep. i. p. 19. n. 221 (1847) ; Gray, Cat. Lrp. Li.i. Brit. Mus. i. Pap. p. 62. n. 278 

 (1852); id., Lia Lep. Iiis.Iirit. Mus. i. Pap. p. 72. n. 294 (1866) ; Felder, Verb. Zool. Dnt. Ges. 

 Wien xiv. p. ,312. n. 318 (1KG4); Godm. &- Salv,, Biol. Cciitr. .Imei:. Lep. Rhnp. ii. p. 231. n. 6,3. 

 t. 70. fig. 8. 9. cJ (1890) (Yucatan ; Brit. Honduras). 



Papiliu piimpeius var. d. P. rogeri, Kirby, Oil. Diurii. Lep. p. 5.39. sub n 144 (1H71) (Yucatan). 



S. Disc of forewing, abore., pale from costal to hinder margin, this area 

 widening costad, its inner edge almost evenly curved ; on uniler.^u/c, a row of grey 



spots at distal side of black basi-discal area. Hindwing with short tooth R', the 



red spots on disc arranged in two rows as in the preceding insects, the discal row 

 being represented by only a few spots, usually R- — M^ on upper, and R- — SM- on 

 under side, some black dots continuing the series to costal vein ; submarginal series 

 not marked on upperside, or the first as well as the last spot are vestigial ; these 

 two spots usually distinct on underside, while the other submarginal spots are 

 either absent, or are indicated by shadowy blackish dots, bearing rarely a few red 

 scales ; marginal spots creamy, anal one red. 



? . Hindwing with two rows of red spots. 



Genitalia : cJ. Harpe more strongly rounded ventrally before apex than dorsally, 

 bearing a few teeth at both edges. 



Early stages not known. 



Ilab. Yucatan ; British Honduras. 



In the Tring Museum 1 6 from Yucatan (received from Messrs. Standioger 

 and Bf;,ng-Haas). 



