DESCRIPTION OF PLATE XVIII. (VOL. III.) 



THYSANOPTERA. 



Fie. I 



Diceratothnps brevkoriiis, sp. nov., ? , head, prothorax and right foreleg x 27. 

 „ „ „ „ tube X 27 ; rt = surface sculpture. 



,, ,, ,, „ joints three to eight (outline) of right antenna x 40. 



„ bkornis Bagnall, sp. nov., $, tube (for comparison) x 27. 



„ „ „ „ „ joints three to eight of right antenna (for com- 



parison) ;■ 40. 

 Trkhothrips latuornis, sp. nov., 2 , head, prothorax and left foreleg x 27. 

 ,, „ ,, ,, end of abdomen x 27. 



„ ,, ,, ,, part of tube showing s., probable sense areas x 120. 



„ „ „ „ left antenna (outline) x go. 



,, ,, ,, ,, end of mouth-cone showing labial palpi x 120. 



Dolerothrips barhatiis, gen. et sp. nov., i , head, prothorax, right foreleg and part of antenna 



X 27. 

 „ „ „ „ end of abdomen x 27. 



„ ,, ,, ,, antennal joints one to four x 60. 



„ „ „ „ right wing-pad x 40. 



„ flavipes, sp. nov., $, , head, prothorax, and right antenna and foreleg x 27. 

 ,, „ ,, ,, end of abdomen x 27. 



„ „ „ left wing-pad x 27. 



„ „ ,, $ , prothorax x 27. 



„ ,, ,, ,, end of abdomen x 27. 



„ angustkeps, sp. nov., c?) head, prothorax and right foreleg x 27. 

 „ „ ,, ,, end of abdomen x 27. 



„ left wing-pad x 27. 

 Trkhothrips nigrkans, sp- nov., $ , tube x 27. 



