386 SYNTOMID^. 



Hah. Mexico, Jalapa (TnijUh), 1 $ ; Costa Rica (ZurcTier, 

 Underwood), 2^1$, Godman-Salvin Coll. ; Beitish Guiana, 

 Demarara, 1 S • Exp. 36 millim. 



857. Episcepsis thetis. 



Sphinx thetis, Linn. Mant. Plant, p. 539 (1771); Druiy, 111. Ex. Ent. 



i. pi. 26. f. 4 ; Kirby, Cat. Het. p. 164. 

 Zi/gana thoos, Fabr. Spec. Ins. ii. p. 166 (1781). 

 lidiura leneus (part), Druce, Biol. Centr.-Am., Het. i. p. 74. 



6 . Head and thorax fuscous black ; back of bead and shoulders 

 with paired crimson spots ; 1st joint of palpi and fore coxa? white ; 



Fig. 194. — Episcepsis thetis, ^ . |. 



abdomen metallic blue-green, the dorsal patch of hair fuscous ; the 

 ventral surface fuscous, with white patches on first three segments. 

 Fore wing fuscous black, with apical white patch. Hind wing 

 semihyaline. the terminal area broadly and irregularly suffused with 

 black ; the tuft on inner area yellowish white. 



Hob. Panama {Champion), 1 6 , Godman-Salvin Coll. ; Vene- 

 zuela, 1 c? . Exp. 34-38 millim. 



Sect. II. Hind wing of male with the tornus not produced to a point. 



A. Hind wing of male with the inner area long, with a fold 

 containing a tuft of hair. 



a. Fore wing with dii-ty- white apical patch rypoperas. 



h. Fore wing without white apical patch. 



a^. Fore coxa; white gnoma. 



fA. Fore coxise crimson. 



a^. Tegulaj with crimson spots on their lower edges; 

 abdomen with sublateral white streaks on basal 



segments : lamia. 



b-. Shoulders with crimson spots below tegulte. 



a^. Abdomen entirely dark below ; fore wing without 



dark streaks on the veins inornata. 



h^. Abdomen with white patches on first three seg- 

 ments below ; fore wing with dark streaks on 



the veins hypohuca. 



c^. Abdomen with diffused white below ; fore wing 



with the interspaces wliitisb venata. 



858. Episcepsis rypoperas, n. sp. (Plate XIV. fig. 3.) 

 Heliura leneus (part), Druce, Biol. Centr.-Am., Het. i. p. 74. 

 (5 . Head and thorax fuscous brown ; back of head and shoulders 



