270 NOVITATKS ZOOLOGICAE XXIIL 191G. 



fifth of breadth of wing, sooty brown ; an irregular broad postmediau band followed 

 by three crennlate waved lines all sooty brown. 



Hindwing semihyaline, buffish white, veins and part of terrnen grey. 



Length of forewing : 32 mm. Expanse: 71mm. 



Hab. Uruhuasi, S. Peru, 7000 ft., April— May 1910 (H. and C. Watkins). 



23. Amastus tolimensis spec. nov. 



¥ . Head, antennae, palpi, pectus, and thorax umber-brown ; abdomen slightly 

 paler and basal half clothed with yellowish umber-brown hairs. 



Forewing semihyaline cinnamon rufous brown, outer third of wing dark 

 semihyaline chocolate with a band of cinnamon rufous traversing it, discocellular 

 bar and patch below median nervure also semihyaline chocolate. 



Hindwing semihyaline yellowish cinnamon, terminal line and dense hair of 

 abdominal area yellowish cinnamon brown. 



Length of forewing : 38 mm. Expanse : 83 mm. 



Hab. Monte Tolima, 2800 metres = 10,750 ft., February 1910, Colombia, 

 (A. H. Fassl). 



24. Amastus debilis spec. nov. 



?. Palpi outside crimson tipped with testaceous cinnamon; antennae, basal 

 third dirty grey, apical two-thirds amber brown ; head and thorax testaceous 

 cinnamon ; abdomen greyish cinnamon ; edge of anal segment buff. 



Forewing hyaline; costal, and inner area below vein 1, basal area and fringe 

 yellowish testaceous cinnamon, subterminal area thinly scaled with brown scales. 



Hindwing hyaline ; basal, costal, and terminal areas yellowish testaceous cinna- 

 mon, abdominal area clothed somewhat sparsely with silky yellowish cinnamon hairs. 



Length of forewing : 29-32 mm. Expanse : 65-79 mm. 



Hab. Merida, Venezuela (Bricefio). 



25. Amastus vitreata spec. nov. 



?. Palpi sooty chocolate-brown; antennae umber-brown; basal third of 

 shaft sooty black ; pectus, head, and thorax dirty milk-white ; patagia with dull 

 orange median band ; abdomen pale leaden grey ; basal three-fourths clothed with 

 long greyish cream hairs, anal ring white. 



Fore- and hindwing hyaline, costal, inner and terminal edges cream-buff in 

 forewing, cream-white in hindwing, abdominal area of hindwing with creamy white 

 hairs and scales. 



Length of forewing : 32 mm. Expanse : 72 mm. 



Hab. Monte Tolima, 3200 metres = 10,400 ft., Colombia, January 1910 

 (A. H. Fassl). 



26. Halisidota tolimensis spec. nov. 



<?. Palpi chocolate sooty brown; head milk-white; antennae dark brown; 

 thorax cinnamon-brown ; abdomen brownish cinnamon-grey, basal two-thirds clothed 

 with long pale cinnamon-brown hairs, claspers pale cinnamon-brown. 



Forewing : basal two-thirds between vein 1 and subcostal nervure almost 

 hyaline white, rest of wing yellow, thickly but unevenly powdered with single 

 brown scales, discocellulars brown. 



