LEPIDOPTERA HETEROCEKA. 203 



Ferruginous, white beneath. Hind part of the head and fore 

 part of the thorax whitish. Abdomen mostly fawn-colour, with two 

 stripes of brown and luteous spots, and with two intermediate rows 

 of transverse white dots. Fore wings with numerous transverse un- 

 dulating black lines, and with a white discal dot between two broad 

 white bands, the exterior band broader than the other, interrupted 

 hindward, and containing near the tip of the costa a large ferrugi- 

 nous spot. Hind wings paler, with a fawn-coloured band, which is 

 white towards the interior border. Length of the body 20 lines ; 

 of the wings 50 lines. 



a. Eio Janeiro. From Mr. Stevens' collection. 



8. Macrosila Forestan. 

 Cana, viridi cervinoque varia, subtus alba; thorax fascia antica 

 vittisque duabus nigris ; abdomen strigis nigris obliquis late- 

 ralibus ; alee antica fasciis undulatis nigricantibus, lineis 

 duabus rectis discalibus lineaque arcuata subapicali nigris ; 

 posticce nigricantes, fasciis obliquis albidis, ciliis albis. 



Var. Pallide cinerea, subtus albida ; palpi albi apice fusci ; tho- 

 rax fascia antica vittisque duabus nigris ; abdomen e maculis 

 nigris bivittatum, guttis intermediis fuscis ; ala? anticce lineis 

 nonnullis transversis undulatis fuscescentibus, striga apicali 

 arcuata nigra, plaga discali ferruginea ex parte nigro margi- 

 nata et albo uniguitata ; postica? obscure fusca?, apud angu- 

 lum interior em cinerce. 



Sphinx Forestan, Cram. Pap. Exot. iv. 216, pi. 394, f. B. 

 Cocytius Forestan, Hubn. Verz. Schmett. 140, 1499. 



Hoary, more or less varied with green and fawn-colour, 

 white beneath. Thorax with a black band in front, and a black 

 stripe along each side. Abdomen with a black oblique streak- 

 on each side of every segment. Fore wings with undulating 

 blackish bands, with two straight black discal lines, and with a 

 curved black subapical line. Hind wings blackish, with whitish 

 oblique bands which are indistinct above, except towards the inte- 

 rior angle; cilia? white. Length of the body 19 — 21 lines; of the 

 the wings 46 — 52 lines. 



Var. Pale cinereous, whitish beneath. Palpi white, with 

 brown tips. Thorax with a slender black band in front, and with a 



