LEP1D0PTEEA HETEKOCERA. 205 



Male. Blackish brown. Head fawn-colour. Thorax with 

 numerous erect fawn-coloured hairs. Abdomen with two rows of 

 luteous spots and with four rows of white dots. Fore wings deep 

 black, with the veins, a discal dot, an undulating exterior band, an 

 apical streak, and a line along the exterior border testaceous. 

 Hind wings gray, with two brown stripes, and with a broad deep 

 black testaceous-powdered stripe along the exterior border; eiliae 

 testaceous. Length of the body 20 — 21 lines; of the wings 48 — 52 

 lines. 



a. Santa Fe de Bogota. From Mr. T. J. Stevens' collection. 



b. Colombia. From M. Becker's collection. 



Group 2. 



Mas. Corpus sat gracile. Caput conicum. Proboscis lon- 

 giuscula. Antenna? setaceae, serratse, thorace paullo longiores. 

 Abdomen thorace duplo longius, membranis duobus apicalibus 

 foliaceis. Pedes breviusculi, sat validi ; tibiae posticae calcaribus 

 quatuor mediocriter longis. Alae longae, angustae ; anticae subacu- 

 minatae, apud costam vix convexa?, margine exteriore perobliquo ; 

 posticae subacuminatae. 



Male. Body rather slender. Head conical. Proboscis rather 

 long. Antennas setaceous, serrated, a little longer than the thorax. 

 Abdomen full twice the length of the thorax, with two foliaceous 

 appendages at the tip. Legs rather short and stout; hind tibiae 

 with four moderately long spurs. Wings long and narrow. Fore 

 wings slightly acuminated, hardly convex in front, very oblique 

 along the exterior border, which is slightly concave towards the in- 

 terior angle ; third inferior vein much more than twice further from 

 the fourth than from the second. Hind wings slightly acuminated. 



11. Macrosila incisa. 



Mas. Cana, subtus albida ; caput subtus obscure fuscum ; thorax 

 nigro bivittatus ; abdomen nigro univittatum, maculis later a- 

 libus luteis ; alee subtus fusca?, anticce lituris marginalibus 

 strigaque apicali obscure f us cis, fascia perobliqua fusca ; pos- 

 ticce fuscce, basi et apud marginem interiorem pallidiores. 



Hoary, whitish beneath. Head dark brown beneath. Thorax 

 with a black stripe on each side. Abdomen with a black stripe and 

 with luteous spots on each side. Wings brown beneath. Fore 



