Nov., '04] ENTOMOLOGICAL NEWS. ^95 



and bearing a few minute spines. Eyes medium, black, with light bor- 

 ders rounded or oval in outline, coarsely faceted, hairy. Ocelli yellow, 

 margined inwardly with reddish brown crescents, widely separated, pos- 

 terior ones contiguous, with light borders around eyes ; one very long 

 slender spine on each side midway between ocelli. Mouth cone pointed, 

 tipped with black ; maxillary palpi 3-segmented. Antennae 8-segmented, 

 approximate, slightly over twice the length of head. Length of segments: 

 33> 43. 55. 52, 35, 50, 8, 10. Antennae brown, except segment three 

 which is yellow. Spines pale, conspicuous, special sense organs on seg- 

 ments three and four. 



Prothorax longer and wider than head ; bears many prominent spines, 

 the one at each anterior angle, and the two at each posterior angle are 

 longest. Color, yellow-brown ; faintly cross-striated. 



Mesothorax approximately as wide as antennae are long ; front angles 

 obtusely rounded ; metanotal plate bears four spines close to front edge, 

 middle pair equal in size and prominence to those at the angles of pro- 

 thorax, the others are small ; pterothorax yellow-brown, transversely 

 wrinkled. 



Wings present, extending slightly beyond abdomen, about twelve 

 times as long as wide, pointed at ends ; surface of wings thickly covered 

 with minute brown spines ; both longitudinal veins and costa of fore- 

 wings thickly set with quite long, brown-colored spines, placed regularly 

 on costa and hind vein ; costa has from 29-33 spines, fore-vein 12-15, and 

 hind vein 15-16 ; veins not prominent ; costal fringe of fore wings about 

 twice as long as costal spines. 



Legs moderately long, scarcely thickened ; femora and all except the 

 terminal part of tibia brown ; terminal part and tibiae and tarsi yellow, a 

 double row of twelve strong spines on the inner side of hind tibia, several 

 inconspicuous spines on fore and middle pairs. 



Abdomen about two and one-half times as long as width of mesothorax, 

 cylindrical to eighth segment, then abruptly pointed. Spines on sides 

 and around tip of abdomen dark brown, conspicuous ; those on last two 

 segments are long and approximately equal. Color of abdomen dark 

 brown, connective tissue yellow. 



Found on pear blos.sonis, San Leandro. 



Sericotlirips apteris nov. sp. 



Female. — Length 0.745 mm. (0.65-0.84 mm.), width 0.34 mm.. Gen- 

 eral color very dark brown, nearly black. 



Head 0.39 mm. long, 0.289 mm. wide, broadest just under the eyes re- 

 tracted slightly into prothorax, cheeks convex, converging very slightly 

 posteriorly, anterior margin slightly depressed at the insertion of the an- 

 tennae. Spines upon the head inconspicuous, a few small ones upon the 

 cheeks. Head dark brown, nearly black. Eyes moderately large, dark, 

 cornea appears as a light colored margin about the eye ; coarsely faceted, 



