Mr. R. S. Bugnall on new Thysanoptera. 25 



joint pedicellate ; relative lengths of joints as follows : — 

 8 : 13 : 17 : 16 : 13 : 17 : 5 — 2 distinctly broader than any 

 of the following, 5 and 6 somewhat broa Uy united ; double 

 trichomes on 3 and ■! slender and only moderately long. 



Prothorax 1"5 times as broad as long, surface faintly and 

 irregularly striate ; the two bristles at each posterior angle 

 from 0"3 to 034: as long as the prothorax, stout; a series of 

 short postero-marginal setse, of which the inmost pair is 

 slightly the longest. Dorsal surface irregularly set with 

 setge. Pterothorax about as long as broad. All legs fairly 

 long and stout, sparingly setose, sette on the fore-margins of 

 all tibise forwardly curved; hind tibise with series of short 

 sjtines on distal third v^ithin. Wings reaching to ninth 

 abdominal segment, faintly tinged greyi?h-yellow ; cilia and 

 spines dark. Costa and veins of fore-wing distinct ; upper 

 vein with a series of 4-5 basal setw, 3 terminating at junc- 

 ture with lower vein, tlien 4 widely and somewhat regularly 

 spaced ones occup} ing the di:-tal half; costa with 28 set*, 

 increasing in length dislally, those towards the apex being as 

 long or longer than the breadth of the wing ; lower vein 

 regularly set with 15-16 setee. Cilia on lore-margins of 

 both pairs somewhat sparse and widely spaced ; on hind 

 margin close, long, and wavy. 



Abdomen elongate-ovate, about twice (or a little more) as 

 long as broad ; segments 2 and 3 the broadest, gently 

 narrowing from 3 to 7 and thence more sharply to tip. 

 Eighth tergite with a very fine fringe. Terminal bristles 

 on 9 and 10 long and stout, about 1*5 limes as long as the 

 respective segments beaiing them, and 9 with a pair of 

 shorter dorsal bustles. Lateral abdominal bristles mod- 

 erately long and stout, all light greyish-brown. 



A distinctive species. 



Type. In Hope Collections, University Museum, Oxford. 

 Hah. Japan : Kobe, July 1913 {J. E. A. Lewis). 



Thiips albipes, sp. n. 



? . — Length 0'9 to I'l, breadth of mesothorax 0"21 mm. 

 Head yellowish-white, with greyisii-brown cheeks; pro- 

 thorax golden-yellow ; pterothorax also golden-yellow, but 

 deeper and usually shaded with brown. Abdomen rich 

 brown, first (and sometimes the second) segment lighter; all 

 setae dark. All legs yellowish-white or light lemon-yellow. 

 Antenna? with first segment grey, 3 and sonictimes extreme 



