230 NOVITATES ZOOLOGICAB XXIII. 1916. 



DESCRIPTIONS OF NEW SPECIES OF THE FAMILY 

 ABCTIADAJE IN THE BRITISH MUSEUM. 



By Sir GEORGE F. HAMPSON, Bart., F.Z.S., etc. 



AS the Supplementary Volume II. of the Catalogue of Moths in the British 

 Museum will not be published for some time, owing to the war, it is 

 advisable to give the following description of the new species which would have 

 been included in it. The numbers refer to the position of the species in the 

 classification adopted, and the references to the plates are to the unpublished plates 

 of the volume. 



1199«. Robinsonia catasticta n. sp. {Lep. Phal., PL 42. f. 17) 



c?. Head and thorax white, the back of head yellow, the tegulae and patagia 

 at edges and the dorsum of thorax with fulvous-brown streaks ; antennae black ; 

 palpi with some yellow at base, the second and third joints with brown bands ; 

 pectus with some yellow in front ; legs streaked with brown ; abdomen orange 



with dorsal series of white points, the ventral surface white. Forewing fulvous 



brown ; a yellowish streak below the costa from near base to beyond middle ; an 

 oblique quadrate white patch in and below middle of cell ; a white patch at base 

 of inner margin and white streaks above and below middle of vein 1 ; an oblique 

 quadrate white patch beyond the cell ; a subapical white patch with bidentate outer 

 edge ; a subterminal white point on vein 5, spot on vein 4, elongate spot on vein 2 

 with small spot below its extremity, elongate spot in submedian interspace and 



streak on terminal part of inner margin. Hindwing pure white. Underside of 



forewing white, with the costal edge brown and some brown on costa and termen 

 towards apex. 



Hab. Peru, Yahuarmayo, 1 S type. Exp. 34 mill. 



1227 g. Azatrephes argyrotis n. sp. {Lep. PhaL, PL 45. f. 1) 



Head, thorax and abdomen silvery white ; the palpi, upper part of frons, 

 antennae, except basal joint, back of head, tips of tegulae, outer edge of patagia, 

 and a patch on metathorax pale brownish red ; forelegs tinged with red, the tibiae 



and tarsi banded with red-brown. Forewing silvery white, the basal and inner 



areas striated with silver and pale brownish red ; the costa red-brown, expanding 

 into two small triangular marks on basal area ; an oblique red-brown fascia from 

 costa before middle, where it expands into a triangular patch, to termen at sub- 

 median fold, a large semihyaline patch beyond it extending from below the costa 

 to vein 2 and to the subterminal line with a double postmedial series of red-brown 

 points on the veins ; subterminal line red-brown, curved and waved, ending at the 

 oblique fascia ; the veins of terminal area slightly streaked with red-brown ; a 

 red-brown bar before the termen between veins 5 and 4 ; cilia red-brown, whitish 

 at tips. Hindwing silvery white. Underside silvery white, except the semi- 

 hyaline patch of forewing. 



Hab. Peru, Yahuarmayo, 1 S, 1 ? type. Exp., <$ 32, ¥ 38 mill. 



