Kinsey: The Genus Neuroterus 
^ 35 
b. Male with mesonotum mostly brown to blackish; 
sciitellum longer than wide; southeastern U.S.; on 
Q. alba and Q. stellata. var. irregularis 
c. Male with mesonotum entirely yellowish brown ; 
scutellum longer than wide; northeastern U.S.; on 
Q. alba. var. majalis 
d. Male with mesonotum brown anteriorly, yellow pos- 
teriorly; scutellum longer than wide; eastern Texas, 
Oklahoma, etc. ; on Q. alba and Q. stellata. 
var. variegatus 
Subgenus NeospatAegaster 
18. Only one species is known, with the characters of the 
subgenus. N. vesicula 
a. Antennse brown basally in the female, rufo-brown in 
the male ; legs largely dull, light yellow ; areolet small ; 
length to 2.0 mm.; bud galls; northeastern U.S. ; on 
Q. prinoides. var. affinis 
b. Antennse bright yellow basally; legs largely golden 
yellow; areolet of about moderate size; length to 2.7 
mm. ; bark galls ; Texas ; on Q. stellata. var. cerinus 
c. Antennse brownish yellow basally; legs largely golden 
yellow; length to 3.0 mm.; bud galls; Texas; on Q. 
stellata. var. ocularis 
d. Antennse brownish yellow basally; legs largely golden 
yellow; length to 2.5 mm.; bud galls; northeastern 
U.S.; on Q. alba. var. vesicula 
Neuroterus subgenus Diplobius, new subgenus 
FEMALE. — Eyes of moderate size, not protruding beyond the 
cheeks; cheeks of moderate width or narrow; malar space very narrow 
with a shallow furrow; face only finely hairy; antennae always with 13 
segments, the third usually not much longer than the fourth; thorax 
of moderate size, only a little longer than wide and high; entirely black 
to piceous; mesonotum mostly smooth and shining (except in floricola) , 
without traces of lines or grooves, naked of hairs; scutellum rounded, 
not much longer than wide, naked or hairy; mesopleurae usually, not 
always smooth; abdomen small, only a little larger than the thorax, 
rounded to triangulate; ventral spine almost lacking; legs in part dark 
brown, the tarsal claws very fine, simple; wings clear, ciliate, more or 
less not ciliafe on the anterior margins; areolet placed symmetrically 
below the apex; radial cell more or less narrow; the first abscissa more 
or less sharply bent near the subcosta; length 0. 6-1.5 mm. 
