3 66 Mr. R. 8. Bagnall on new Thysanoptera. 
the eyes; anterior ocellus forwardly directed. Postocular 
bristles slender, nearly twice the length of the eye. 
Antenne twice as long as the head ; jomt 3 clavate and 4 
and 5 more slenderly clavate ; relative lengths of joints 
3 to 8 approximately as follows :—97 : 104: 103 : 76:57: 40. 
T'richomes long, curved, and slender. 
Pronotum about 0°6 the length of the head and 2°3 times 
as broad as long. Postero-marginal setz long, mid-lateral 
moderately long, and antero-marginal short, much as in 
lewisi. Fore-legs strongly developed. Pterothorax stout. 
Wings heavy, about 11 times as long as broad, the fore- 
wings with a series of 32-36«luplicated cilia. 
Tube stout, 13 times the length of the head and 2°5 times 
as long as broad at base; very strongly narrowed to tip, 
where it is only 0°35 as broad as at base. Terminal hairs 
weak, about one-half the length of the tube. Abdominal 
bristles well-developed, slender, yellowish, those on 9 about 
0:85 the length of the tube. 
&d .—The male does not differ noticeably from the female. 
A large and distinct species. 
Hab. Invia, Thajbra, W. Dehra Dun, at the base of the 
W. Himalayas, from bark of half-dead “sal,” Reg. no. 190. 
Several examples, mostly ? , and also larvee. 
Mesothrips lewisi, sp. 0. 
Belonging to the second division of the genus, wherein 
the head is much longer than broad and the tube shorter 
than the head. 
Length 2°6 mm. 
Brown ; head, parts of pterothorax, hind and intermediate 
legs (other than tarsi) very dark grey-brown ; fore-femora 
yellowish-brown, darker towards the outer margin; fore- 
tibiz yellow, lightly touched with brown, and all tarsi yellow. 
Wings light smoky-grey. Basal antennal joints con- 
colorous with head, second yellowish apically ; third clear 
light yellow, fourth and fifth medianly grey-brown ; lght 
yellow in the basal fourth (or thereabouts) and at apex; 
6 to 8 dark brown, 6 with the basal third (or thereabouts) 
light yellow. 
Head long, 1:7 times as broad as long; width across eyes 
about the same as cheeks, which are suddenly contracted 
immediately behind the eyes and thence subparallel. Eyes 
occupying in their dorsal length about 0°3 the total length of 
