173 



thf lihia^ hâve a-spine al tip, wliilst each hind-tibia lias a row of 

 regiilarly sel spines coiuineiicing al the apex williin and occupying 

 about t\vo-lhii'(ls Ihe lenglh. The uiner sense-cone of llie sixlh an- 

 ieniial joint is longer Ihan in any species 1 hâve exaniined, reaching 

 almosl lo Ihe apex ofanlenna. 



In gênerai faciès and niovements this species somewhat resembles 

 L. vUiripennis (Wkvt.), m Ihe lield, bat may be readiiy recognised 

 under an ordinary Coddinglon lens by Ihe type ol' coloration, Ihe 

 l)i-o\vn patches at base of wings showing as two very distinct spols 

 on the pterothorax. 



[ may add thaï l bave not yel ibnnd lùdln-ips orcJiidii on aiUy 

 species of Orchid or allied plants. 



DiSTRinuTiON. — California, U. S. A. (Bremner). Belginm, 

 isolated examples on Cluinicvodorea frat/rans; common on F/caria^ 

 and less commonly on varions kinds of Palm, in the Palm Ilonse, 

 Brassels Botanical Gardens. 



4. — Euthrips longipennis sp. n. 



Ç. _ Lenglh 0.7 mill. to 0.8 mill., breadth of mesothorax 

 0.175 mill. 



General color yellow, eyes black, ocelli crimson. 



Ilead shorter that the prothorax, twice as wide as long, widest 

 across the eyes and constricted behind them ; retracted into pro- 

 Ihorax; frons slightly depressed at the insertion of the antennne. 

 Eijcs large, rounded and strongly protruding, occupying together 

 two thirds the width of the head; pilose; facets large; pigment 

 very deep purple, almosl black, grannlar. Ocelli large, sub-approx- 

 imate, crimson Maxillarn-palpus three-segmented. Antennœ grey, 

 with Ihe basai joints yellow. Joints three to five sub-eqnal; 

 sixth longer; style less than half the lenglh of the sixth joint, with 

 the segments snb-erpial. Sense-cones moderalely long, stont and 

 blunt; bristles rather conspicuons, especially the two pairs on the 

 style. Piothorax, pterothorax, abdomen and legs sparsely covered 

 with modei-ately long and slightly cnrved hairs. Two pairs of long, 

 conspicuons bristles at each poslerior angle or prothorax. Ail 

 bristles lighlly colored and difficult to detect. Mesothorax broader 

 (han either llie prolhorax or melalhorax, with the sides rounded. 

 Sides of melatlioi'ax almosl parallel. Legs of a lighter color than 

 the body; ail tibia) with a spine al tip, but hind-legs without row 

 of regularly placed spines l'ound in Eutlirips orchidii. Wirigs 

 considerably longer than the botly, over-reaching il at tip; Ibre- 

 wings uniform greyish brown in color, single rudimentary vein at 



