17,2 Karny: Thysanoptera from the Philippines 205 
cheek spines well defined. Antennal joints of the same form 
as in swmatrensis, each bearing some strong bristles Aear the 
middle and before the apex; the two basal and the two apical 
joints without sense cones; third, fourth, and fifth with one 
on each side; sixth with only one at the inner margin. 
Prothorax transverse, dilated toward the base. Bristles and 
spines of prothorax and fore cox as in sumatrensis. Surface 
of all femora wholly covered with paler, spine-bearing pits. 
Fore femora strongly incrassate in the male; fore tarsus of 
the male armed with a very large, somewhat inwardly directed 
tooth, which is about as long as the tarsus is wide and at base 
two or more times wider than in swmatrensis. Intermediate 
femora without a conspicuous tubercle. 
Mesothoracic appendages not bifurcate, lanceolate, with a 
sharp outwardly directed tip (fig. 2); on the anterior margin 
with two, on the posterior with one blunt tooth. Coloration of 
wings as in sumatrensis; hind margin of fore wings with about 
seventy pairs of fringe hairs. Chtotaxy of abdomen and form 
of tube as in swmatrensis. . 
Measurements of Dinothrips monodon sp. nov., male. 
Length.| Width. 
Antenne: mm mm, 
Witat jolite.. 2553 ea eae 0.11 0. 08 
Second joint-__._- 0. 0.06 
Thine) Jom 5 oe roe, cee ae mee 0.45 0.07 
Fourth: joint. see ee ss es - 0.35 0.07 
Fifth joint 4.2 fa fl dig RTS eal has Spe ey hel 0.29 0. 06 
Sixth joint __ 3 Pt Re AE eaeen ge taal 0.20 0.05 
Seventh jolt... a 0.12 0. 025 
Wighh jolets 22) cso cad scone a weee Sie 0.08 0,015 
Total length of antervile 22 5.3.2 25 occ eck een eewc ease. 2 Hy deer Pa 
ROG re re ek ee ane ae Dg Se CT Ce Oe ee ee 0.83 0. 42 
Pithiorcs 5 a a a a ag ee erences 0.6 =1.05 
Fore femora--__.-.------ ee ee ee ered ee 0.85 0.4 
Fore tibie, including tarsi .......-.------------------------------------------- 0.9 0.17 
Peerothoras ee ee yc Se each ated basen anenenseeeeenete 11 1.4 
Widdlétemiors 2 ee ee ES 0. 85 0.2 
Middle tibize, including tarsi...-...--------------------------- pag? 0.95 0.12 
Hind femora 2565 ewes eaneecasece . ceed 1.0 0.18 
Hind tibie, including tarsi_......----- .----------- ---------------------------- 1.15 0.1 
Wing: without fringé.c. 2.5 ees 6 fe 
ADONIS 55 co xk ik acs 4.8 1.25 
Wiis a eee eases ol O96 (os cccs 
Tube; at biee. 1 SE SEE MELE Ae Aoi ea a ene le ane Rae 0.2 
Tube, atapex_____...-..--------------------- -- +--+ -------- === 2 === === 2 2 - === | --- = + --- 0.08 
Total length of i ie ogc Sc caduseuieecaenccncs ~~ fF eae Merten 
® Across fore coxs. 
