202 Mr. R. S. Bagnall on nexo Thysanoptera. 



all tarsi yellowish. Excepting for antennae, curiously like 

 Physothrips marshal!), Bagn. 



Head transverse, about 1*5 times as broad as long ; eyes 

 coarsely facetted, sparingly pilose ; ocelli large, set well 

 back ; anterior one on or above a line drawn across centre 

 of eyes ; interocellar setae present, strong ; dorsal surface of 

 head weakly striate at base and between eyes above the 

 ocelli. Mouth-cone rather sharp, almost reaching across 

 prosternum ; maxillary palpi long, 3-jointed, the joints 

 being approximately subequal in length. Antennae about 

 twice as long as the head ; segment 3 small, pedicellate ; 4 

 egg-shaped, about as broad as 2 ; 5 cylindrical; 6 broadly 

 united to 5, sides of basal halt' subparallel, thence converging 



Fig. 1. 



( 'eratothripoides bmnneus, sp. n., £ . Right antennae, x c. 200 diam. 



to base of 7. Bifurcate sense-trichome on 4 and a single or 

 simple trichome on 5 at outer side. Relative lengths of 

 antennal segments as follows: — 11 : 15 : 11 (with pedicel) : 

 18 : 22 : 9 : 6. 



Prothorax slightly longer than the head, about 1'5 times 

 as broad as long ; hind angles broadly rounded, each furnished 

 with two strong seta?, the inner longer than the outer and 

 about O'G the length of the pronotum. Surface weakly 

 striate transversely; sparsely spino.se; spine on each side of 

 median line of posterior margin about 03 the length of the 

 inner po.stero-angular seta. 



Pterothorax slightly longer than broad. Legs normal. 

 Fore-wings about 15 times as long as broad near middle ; 



