590 



Mr. Tv. S. Bagnall on new Thysanoptera. 



Megalurothrips typicus, sp. n. 



? . — Length about 1*4 ram. 



General colour dark brown ; fore-tibise yellowish distally, 

 and all tarsi yellowisli. Antennal joints 3 and 4 yellow, tiie 

 latter shaded brown distally, and 5-8 light brown, with 5 

 yellowish at base. Fore-wings light yellowish-brown, with 

 a light patch near base and another near tip. Head trans- 

 verse, 1"4 times as wide as long ; eyes coarsely facetted, 

 pilose. A series of minute dorsal setae on a line behind eyes. 



Fij?. 1. 



Mer/alurothfips ti/pteiis, gen. et ST^. n. End of abdomen, ?. Dotted 

 line showing ovipositor and sheath. 



Ocelli rather large, the hind pair well separated and the 

 posterior one forwardly directed and protected by a pair of 

 very long inter-ocellar bristles which are as long as the two 

 basal antennal joints together. Antennae about 2*6 times the 

 length of the head, joitit 3 appa^^ently shorter than 4; 5 dis- 

 tinctly shorter than 3, 4, or (3 ; the style about 0'5 the length 

 of 6, with the apical joint longer than 7. Trichomes and 

 bristles long. 



Prothorax 1*4 times as long as the head. It is impossible 

 to say from the imperfect specimen if there is one or two 

 long bristles at each hind angle. Legs rather stout. Ptero- 

 thorax about as long as broad, large. Wings reaching to 

 the ninth abdominal segment ; costa, upper and lower veins 

 of fore-wings furnished with approximately 22, 17 (3 + 14), 

 and 15 longish setae respectively. Abdomen (excluding 

 segments 9 and 10) elongate-ovate, 9 and 10 subequal in 

 length and distinctly longer than any of the preceding seg- 

 ments and sharply obcouical ; 10 open above. 



