68 
Psyche 
[February 
half of abdomen; femora brown at base, shading to bright 
yellow apically; fore tibine yellow, shaded with brown at sides, 
mid and hind tibiae darker than femora; tarsi brownish yellow; 
antennae yellow in segments 1 and 2, 1 lightly shaded with darker 
at base; 3 yellowish brown, paler at base of pedicel and distinctly 
lighter in color than rest of antenna, which is nearly black. 
Head 1.3 times as long as wide, broadest iust behind eyes, thence 
tapering to base, which is about 0.85 as broad; eyeis about one- 
fourth as long as head, hardly four-fifths as wide as their interval. 
Prothorax slightly more than half as long as head, bristles pointed. 
Wings with 5-7 accessory hairs. Fore femora long, swollen, fore 
tarsi with a long, stout, curved tooth. “Tube” subconical, about 
1 . 36 times as long as basal width, sides slightly arched. 
Male (brachypterous). — Slenderer than female, with fore 
femora greatly swollen and longer than head; tarsal tooth long 
and curved. 
Trinidad; C. B. Williams; from branches. 
The long head is distinctive. 
Bradythrips Hood and Williams, gen. nov. 
((3pa&vs, slow; Opuf/, a wood worm). 
Antennae seven-segmented. Vertex of head with one pair of 
prominent bristles; antennal segments 3-5 decidedly longer than 
wide; tube much longer than head, very slender, fully ten times 
as long as greatest width and with four long hairs at tip. 
Genotype : Bradythrips hesperus Hood and Williams, sp. nov. 
Allied to Urothrips Bagnall by the 7-segmented antennae 
but abundantly distinguished b} r the other characters given in 
the diagnosis. 
Bradythrips hesperus Hood and Williams sp. nov. 
Female (apterous). — Length about 1.8 mm. Color straw 
yellow, with head (except sides), pterothorax, and middle legs, 
brown; abdomen at sides, tip of tube, hind legs, and last an- 
tennal segment, shaded with brown or gray; bright red sub- 
