WINTER NUMBER 35 
SunrIps: CLeENAtUS -N. ~SPsz-----.20:4--<22---=<t--ss 3 ...Pine, Lespedeza, bitterweed. 
Sihirips impar Hood.:....--:-.2-.c--ds-csts--0--- 6...Indian pipe, Lespedeza (A), 
grass. 
Frankliniella fusca (Hinds).................- 35...Grass (29), pine (2), Lespedeza 
(4). 
Frankliniella minuta (Moulton) (?)-.. 1....Red Clover. 
Frankliniella tenuicornis, Uzel.............. 2...0n grass (identified by R. C. 
Treherne). 
Mrankliniella tritici (Evtch)_...1....2-..:2.-- 36...A variety of blossoms. 
Heterothrips auranticornis n. sp..........- 16..._Blossoms of Helenium. 
tao Ochi Stal wii Me eS eeee ne eee 5eeGrass- 
Haplothrips statices Holiday..............-- 4__Grass. 
Haplothrips: verbasci (Osb.)...............--- 14._...Mullein. 
Haplothrips angustipennis n. sp.......-.-. 2_._.Grass. 
Haplothrips gracilis Watson..............-..- il 
iheptothrips mali (Mitch)...._......2.:.-...-22. 16...0n many shrubs and herbs. 
Hoplandrothrips flavoantennes(Wats.) 1....Oak. 
Hoplandrothrips pergandei (Hinds).... 1....Grass. 
Idolothrips armatus Hood...................... 1...On wild cane (Arundinaria). 
Thrips crenatus, n. sp. 
Female. Length about 0.8 mm. (0.74 to 1 mm.). Color dark brown, 
thorax lighter with a little orange hypodermal pigment. Without promi- 
nent bristles except near the end of the abdomen. 
Measurements: Head, length .075, width .105; Prothorax, length .113, 
width .15; Mesothorax, width .207; Abdomen, width .214; Antennae, total 
length .173 mm. 
Marennalisesment mene tsi 2. |e Se Are ale el 6s Ih ee a 
Menon e ee Se. ESR 27 SIR N28 yl 229 |) 3% | Micimierons 
Greatest width -.............. Le eS ea 184) 185 [0 S15) ei) | Mianierons 
Head about a third wider than long and two thirds as long as prothorax 
into which it is deeply retracted. Cheeks very slightly arched. Plainly 
sculptured with transverse anastomozing lines, a row of minute bristles 
behind each eye. Eyes dark, large, occupying about two-thirds the length 
and .7 the width of the head; non pilose; facets large. Ocelli large, light 
brown; widely separated, posterior situated opposite the posterior two- 
thirds of the eyes; bordered by deep orange crescents. Antennae rather 
short, from twice to two and a third times as long as the head. Segments 
1 and 2 but little lighter than the head; 3-5 varying from yellowish brown 
(lighter at the base) to dark brown concolorous with the others; 6 and 7 
dark brown. 1 cylindrical, about as wide as long; 2 urn-shaped with a very 
broad base, conspicuously wider than any of the others; 3 urn-shaped, 
abruptly narrowed to a slender pedicel; 4 oval, 5 smaller, urn-shaped; 6 
cylindrical; 7 conical. Sense cones and bristle all short, colorless, almost 
invisible; a sense cone on the outer apical angle of segment 3 thick and 
heavy. 
Prothorax large, sides convex and diverging posteriorly, without sculp- 
ture, a short, colorless bristle on each posterior angle. 
