Mr. li. S. Ijagiiall on new Thysan'^ptera, iilO 



Dinxirothripn ruthcrfordi^ pj>. n. 



? . — Lengtii about I'l mm. 



Dor.<*aI .siirtace deeply reticulateil. 



Yellow, shaded with reddish- to cliestiiut-brown, deepest; 

 towards siiles of head, thorax, and abilomeii. Fore-tibiaj 

 yellow, femora brownish ; intermediate femora and tibiae 

 brown, yellowish ilistidly ; hind-tVinora jjreyisli-brown, tibiae 

 yellow. Aiitcnnie much as in J), hooktvi, Hood, yellow, 

 second joint deeper in shade, greyish-brown apically. Fore- 

 wings jrreyish, yellow in line ot veins, with an indistinct 

 brownish band near base and acro-<s the seventh eighth, and 

 other scarcely defined bands ; seiaB stout, daik brown basally 

 to yellow (in some) at points; hind-wing with brown median 

 vein. 



Head about twice as wide across eyes as long, longer than 

 the prothorax. Cheeks roundly narrowed posteriorly and 

 constricted abruptly at base ; explanate, the shelf-like mar- 

 gins |)rojt'cting somewhat distally in the curve of the ouler 

 posteiior inar>^in of the eye. Eyes prominent, occu|)}ing 

 about 0'5 the length of the head, coarsely facetted and not 

 pih)se ; space between them almost twice the width of the 

 eye. Ocelli and antennae almost as in D.hookeri. Vertex 

 also with shelf-like margin. Maxillary palpi apparently 

 2-jointetl. 



Prothorax with broad, wing-like, explanate, lateral mai- 

 gins, anteriorly wider and moie broadly rounded than 

 j)0.steriorly. Pronotum proper transverse, not as broad as the 

 liead, with a series of lateral and antero-marginal setas in 

 pairs, and a pair of pre-basal ones, one on each side of the 

 median line. 



Pterothorax massive, twice as broad as the pronotum 

 proper (/. e. excluding the explanate maigins) ; metanotuni 

 narrower than the mesonotum, the latter sharply narrowed to 

 juncture with abdomen, which is waist-like. \V ings reaching 

 to abdominal segment 8, slender and linear; tore- wings not 

 upwardly curved distally, veins running close to margins ; 

 setie on costa stout and widely spaced, oidy 8 or i) ; those on 

 veins both lunger and stouter; upper vein with 2 near base, 

 1-1-1 in second fouith and 1-f 1-1-1 in distal third; lower 

 vein with 8 setae, 2 near base and then 1-1-1-^3+1. Top 

 fringe somewhat sparse, lower long and wavy. 



Abdomen elongate, slightly broader than the pterothorax ; 

 surface of each segment ai.teiiorly and laterally deiply 

 reticulated ; ninth partially received into eightli ; tenth 



