AGNOSIA. 211 



Larva : — 



1st and 2nd instars not known. 3rd instar. Head triangular, 

 a short process rising from the apex of each lobe, the two 

 processes closely appressed ; body nearly cylindrical ; horn 

 straight, of medium length, markedly bifid. Head dark 

 green, apical processes orange-red, a pale yellow stripe down 

 each side of the dorsal line and a broader pale yellow stripe 

 down each cheek. Body pale green, with a transverse row of 

 pale yellow tubercles on each secondary ring ; seven oblique 

 stripes formed of yellow tubercles, those on segments 5 and 

 11 edged above with dark purple, the rest edged above with 

 dark green. Horn bright red, with a narrow black dorsal 

 stripe on the basal half, and wdth scattered tubercles, some 

 black and some pale yellow. 



Uh instar. Head triangular, with processes as in the 3rd 

 instar, bright green, with a yellowish-green stripe down each 

 side of the dorsal line and a broader white stripe down each 

 cheek ; the processes green tipped with yellow. Body bright 

 yellowish-green with yellow tubercles, those on the front 

 margin of segment 2 larger and of a darker yellow than the 

 rest ; a line of large rounded tubercles along the dorsum 

 from 2 to base of horn, formed of single tubercles on 3 to 11, 

 and a pair of tubercles placed transversely on 2 and 12 ; 

 oblique stripes as before ; horn straight, of medium length, 

 slightly bifid, orange or dull red colour, with scattered black, 

 orange and yellow tubercles ; legs red, prolegs and claspers 

 pink, venter bluish-green ; spiracles black ringed with dirty 

 yellow . 



5th instar. Head very large, rounded-triangular in shape ; 

 the apical process reduced to a large rounded tubercle, the 

 lobes separated dorsally by a deep, triangular sinus. Surface 

 of head smooth and moderately shining, with small, scattered 

 tubercles on the cheeks. Body nearly cylindrical, thinning 

 very slightly to segment 2, which is of greater diameter than 

 the head. Horn of medium length, curved slightly down wards, 

 tapering evenly to a sharp point. Surface of body dull, 

 with a transverse row of large tubercles on each secondary 

 ring, each large tubercle surrounded by a group of three or 

 four smaller ones, ail the tubercles hemispherical, the tubercles 

 on the front half of segment 2 larger than the rest ; a fine 

 of large tubercles on the dorsum from 2 to base of horn, 

 formed of a single line of large tubercles, each with three 

 or four blunt points on 3 to 11, and of pairs of tubercles 

 placed transversely on 2 and 12 ; the oblique stripe on 6, 

 and the lateral and dorsal portion of the oblique stripes on 5 

 and 7 to 11, formed of large rounded tubercles. Horn with 

 scattered, large, pointed tubercles ; anal flap and claspers 

 with scattered rounded tubercles. 



p2 



