30 Mr. E. S. Bagnall on neio Thys^anoptera. 



clavate, G with apex rather broadly truncate, and 7 and 8 

 broadly united. 



Prothorax about 2*3 times as broad as long; bristles at 

 hind-angles and the postero-marginal pair present, the tirst- 

 named long, about 0'5 as long as prothorax. Pterothorax 

 transverse, about 1"25 times as broad as long. Legs rather 

 stout and long ; each intermediate and hind-femur with a 

 short stout seta on the outer margin beyond middle. Wings 

 absent. 



Abdomen elongate-ovate, 0'65 the total length of the 

 insect, broadest at about fifth segment, where it is I'J: times 

 as broad as the mesothorax. 



Tube stout, about 0"8 as long as the head, 1*75 times as 

 long as broad at base and less than 0*5 as broad at apex 

 as at base ; terminal hairs short and weak, not quite 0'6 as 

 long as the tube. Lateral abdominal bristles not long, but 

 noticeably strong, especially those on segments 7-9. 



Tijpe.. \\\ Hope Collections, University Museum, Oxford. 



Hah. Japan : Okinawa, Luclin Is., 1 ^ collected by Mr. 

 J. E. A. Lewis. 



Trichothrips Jewisi, sp. n. 



^ . — Length about 1*4:5, breadth of mesothorax 0*285 mm. 



Colour lemon-yellow, antennaj very lightly tinged with 

 grey ; first two antennal joints, frons and clieeks, distal half 

 of mesothorax, sides of pterothorax, first abdominal segment, 

 and the anterior corners of segments 2-8 shaded with grey- 

 brown. 



Head 1*1 times as long as broad and 1*3 as long as the 

 prothorax. ('Iieeks constricted behind eyes and near base. 

 Eyes prominent, occupying 0*35 the length of the head, 

 widely separated. Ocelli rather large, posterior ones well 

 apart from inner margins of the eyes. Postocular bristles 

 long and slender; interocular pair rather short. Mouth-cone 

 ijlunt, broadly rounded at apex, reaching a little more than 

 halfway across prosternum. Antennaj twice as long as the 

 liead ; relative lengths of joints as follows : — 13 : 14 : 20 : 

 16 : IG : IG : 13*5 : IG ; apical joint narrowly pyriform. 



Prothorax trajjczoidal, twice as broad across hind-angles 

 as long, witli a distinct median line ; mid-lateral, postero- 

 marginal bristles, and pair at hind-angles present, long and 

 slender, the postero-marginal pair the longest. Pterothorax 

 about as long as broad ; wings reduced, narrow and vestigial 

 in charnctor, reaching to hind-margin of first abdominal 

 segment. Logs moderately long and stout ; fore-femur 



