( 119 ) 



Mesothovacic te.u'ulae with a thin middle line besides 



the dorsal liorder ...... q. 



q. Ground colour of forewing and thorax clayish 



1U(J. 107. IT. fi-diicln &nAcaii(iilrnsis. 

 Ground colour of forewing and thorax greyish white, 

 white side-spots of abdomen bordered with black 



all round I04. //. lihoceth-us. 



Ground colour as before, white side-spots of abdomen 



not bordered black above and below . 105. //. jutn'lcgnns /. nsflhts. 

 r. Paronychium without long lobes, black discal band 



of hindwing below absent or vestigial . . W^). II. lusciliosa. 



Paronychium with long lobes; the band distinct; 

 pale side-patches of abdomen not bordered with 



black below l"'-'. II. (jonliiis. 



As before, the side-patches with black border below . s. 



s. Pale side-patches of abdomen bordered above by a 



broad black longitudinal band . . . \\\. H. drupljerarum. 

 The dorso-lateral black band not present lo.j. //. perelegans f. perelegans. 

 t. Long terminal spur of hindtibia two-thirds the length 



of the first tarsal segment .... \\(k II. /li/iastri. 



Loug terminal spur of hindtibia less than half the 



length of the first tarsal segment ... u. 



n. Midtibia with spines v- 



Midlibia without spines, or only with one or two at 



end w. 



V. Forewing whitish grey in costal region, this area 



bordered by a black and brown basi-apical baud 113. //. dolli. 

 Forewing more uniform in colour .... W-i. IT. seij/iotae. 

 n'. Abdomen with greyish white side-patches ; two lines 

 across apex of cell of forewing, oblii|ue apii-al 

 line and discal streaks very heavy . . . \l-). 11. crassistriya. 

 Abdomen with greyish white side-patches, markings 



of forewing very thin or ill-defined . . . \IX. IL olicrfl/ner/. 

 Abdomen with brownish grey side-patches, one line 

 across apex of cell of forewing (this line often 



obliterated) 111. IF. cal/y/neus. 



X. Mesothoracic tegula with black mesial line . . 01. // aiirigiitta. 



„ „ without „ „ . . y. 



y. Forewing above greenish olive-bulf .... NO. //. artliiiri. 

 „ „ lilackish grey 00. //. munni. 



80. Hyloicus arthuri. 



».Sy,;'m-f ("■'/""■'■ Uothscl.ikl, X(iv. Zoi.r.. iv, p. '.'Ml n. 1. t. 7. f. \{$) (1897) (La Paz ;— Mus.Tring). 



$. Easily recognised by the peculiar greenish olive-bulf colour of the upperside 

 of the head, thorax, ami forewing. Spines of foretibia not very j)roiuinent (the only 

 specimen known has no middle and hind legs), llarpe broad (PI. XXXVIII. f. ^), 

 concave, and dentate. Membranaceou.s lobes protruding from the penis-sheath 

 more lieavily denticulate than in the other species. 



