4 MISCELLANEOUS PAPERS. 



a\ Body color light yellow to light brown or brown, inner crescents bordering 

 ocelli light brown; body length about 1 mm. 

 6. Ocelli subapproximate; posterior longitudinal vein of fore wing with about 

 fourteen to seventeen regularly placed spines. 



Thrips tahaci Lindeman. 

 h'. Ocelli widely separated, anterior one on front and directed forward; 

 posterior longitudinal vein bearing about seven spines. 



Thrips abdominalis Crawford. 

 2. Head about as long as wide. 



a. Head much smaller than pro thorax, one-half as wide as pro thorax; fore femora 



and tibise greatly enlarged Thrips femoralis new species. 



a'. Head only slightly smaller than prothorax, about five-sixths as wide as pro- 

 thorax; fore femora and tibiae only slightly enlarged. 



b. Color uniform light lemon-yellow Thrips bremnerii Moulton. 



y. Color of head brown, thorax reddish orange-brown, abdomen pale yellow 

 to gray-brown Thrips perplexus Beach. 



DESCRIPTION OF NEW SPECIES. 



Thrips femoralis new species. (PI. I, figs. 5-8.) 



Measurements: Head, length 0.10 mm., Avidth 0.108 mm.; pro- 

 thorax, length 0.15 mm., width 0.216 mm.; mesothorax, width 0.266 

 mm.; abdomen, width 0.283 mm. Antennae: Segment 1, 21/z; 2, 

 30^; 3, 36/i; 4, 36/^; 5, 27/i; 6, 45/i; 7, 21ii; total length antennae 

 0.216 mm. Total body length 1.31 mm. 



Color of body light grayish brown; head, prothorax, metathorax, 

 and tip of abdomen darker. 



Head about as wide as long, very much smaller than prothorax, 

 rounded in front, retracted slightly into prothorax; sides nearly 

 straight; cheeks straight, not arched; back of head transversely 

 striate. A small spine on each side of the anterior ocellus, and four 

 behind each posterior ocellus. Eyes large, occupying more than two- 

 thirds the width of head; facets large, inner row light colored, not 

 protruding, sparsely pilose. Ocelli subapproximate, situated far 

 backward, posterior ocelli nearly on level with the posterior margin 

 of the eyes. Ocelli yellowish brown with dark-red crescents. Mouth 

 cone long, reaching slightly past the middle of the presternum; max- 

 illary palpi 3-segmented; labial palpi 2-segmented. Antennse 7-seg- 

 mented, about two and one-tenth times as long as head, uniform light 

 gray-brown except segment 3 and base of segments 4 and 5, which 

 are lighter; base of segment 4 and segment 5 constricted into a broad 

 handle, segment 3 into a longer, narrower handle; a forked sense- 

 cone on the dorsal side of segment 3, one on the ventral side of seg- 

 ment 4, and a long simple sense cone on the lateral side of segment 6. 



Prothorax very much larger than the head, one and one-half times 

 as long and twice as wide, all angles rounded ; two long spines on each 

 posterior angle and two nearly as long on posterior margin near the 



