50 
Psyche 
[February 
Frankliniella nigricauda sp. nov. 
Female (macropterous). — Length about 1.4 mm. Color 
bright orange-yellow, head paler, abdomen shading from yellow 
at base to dark blackish brown or black in apical segments. 
Trinidad; C. B. Williams; swept. 
The coloration is unique in the genus. 
Anaphothrips bicinctus sp. nov. 
Female (macropterous). — Length about 1.0 mm. Color 
dark brown (tip of abdomen darkest), with prothorax, ab- 
dominal segments 3-6, legs and segments 3 and 4 of antennae, 
abruptly pale yellow; segment 5 of antennae gray, 6-8 dark 
brown; wings light gray, with a dark, brownish band across 
fore wings from basal fifth to near middle. 
Trinidad; C. B. Williams; swept. 
Very close to A. alternans (Bagnall), but separable by the 
smaller size and the coloration of the abdomen. 
Astrothrips angulatus sp. nov. 
Female (macropterous). — Length about 1.0 mm. Dorsal 
surface deeply reticulate. Color yellowish brown, with base of 
abdomen and sides of pterothorax darker; abdominal segments 
8 and 9 with a distal gray band; antennae yellow, with segments 
1 and 2 darker and apices of segments 4, 5 and 6, and all of seg- 
ment 7, brownish; fore legs yellow, the femora and tibiae brown- 
ish at sides, especially near middle; middle and hind femora 
and middle tibiae brown, yellow at either end; middle and hind 
tarsi and hind tibiae yellow, the last clouded with brown in 
apical third; fore wings brown, with three transverse, narrow, 
white bands, situated at basal fifth, apical two-fifths, and ex- 
treme apex, respectively. Vertex slightly elevated but not at 
all produced or overhanging. Antennae seven-segmented; seg- 
ment 1 short, subcylindrical, about as broad as long; 2 the 
broadest in entire antenna, goblet-shaped, pedicellate; 3 slender, 
vasiform, pedicellate, about four times as long as wide; 4 about 
