8 
Psyche 
[March 
val between posterior ocelli 0.080 mm., distance between an- 
terior and posterior 0.018 mm. ; prothorax, median length of 
pronotum 0.142 mm., width (inclusive of coxse) 0.253 mm.; 
pterothorax, greatest width 0.266 mm. ; abdomen, greatest 
width (at segment III) 0.415 mm.; tube, length 0.165 mm. 
(in holotype 0.139 mm.), width at base 0.071 mm. (holo- 
type, 0.063 mm.), at apex 0.027 mm. (holotype, 0.027 mm.). 
Antennal segments: 12345678 
Length (p) : 43 55 67 63 70 55 40 41 
Width (p) : 41 34 31 29 27 24 20 13 
Total length of antenna 0.434 mm. 
Male (brachypterous) . — Length about 1.0 mm. (par- 
tially distended 1.11 mm.). Color and structure essen- 
tially as in female, but with the abdomen, particularly seg- 
ment IX, paler, this being nearly yellow and darkened at 
sides with brown; transverse chitinous line near posterior 
fourth of pronotum heavier and darker, elevated, somewhat 
overhanging posteriorly, weaker between the two setse at 
middle; lateral seta on segment IX of abdomen short (32p). 
Measurements of allotype ( $ ) : Length 1.0 mm. ; head, 
length 0.151 mm., width across eyes 0.110 mm., width at 
posterior margin of eyes 0.099 mm., width at middle of 
cheeks 0.125 mm., width near base 0.114 mm.; eyes, length 
0.033 mm., width 0.024 mm., interval 0.062 mm. ; postocular 
setse, length 0.027 mm. ; prothorax, median length of prono- 
tum 0.090 mm., width (inclusive of coxse) 0.200 mm.; an- 
terior lateral setse, length 0.020 mm., midlaterals 0.033 mm., 
epimerals 0.036 mm., posterior marginals 0.034 mm. ; ptero- 
thorax, greatest width 0.196 mm.; abdomen, greatest width 
(at segment III) 0.249 mm.; tube, length 0.099 mm., width 
at base 0.049 mm., at apex 0.023 mm. 
Antennal segments: 12345678 
Length (p) : 37 43 52 48 53 43 32 34 
Width (p) : 33 28 26 25 23 20 18 12 
Total length of antenna 0.342 mm. 
Described from three females and three males, taken by 
Dr. J. W. Folsom, at Tallulah, Louisiana, April 2(1$, para- 
type), May 11 (1 $ , holotype, and 1 $ , allotype, Hood No. 
566), and October 4, 1934, “in humus”. 
It is not difficult to distinguish this interesting little spe- 
