14 



Hood — Three New Phlceothripidgs (ThymnGptera) . 



long as wide; fore tarsi armed with a long, slender tooth about half as 

 long as eye. 



Abdomen slender, but distinctly wider than prothorax; sides subpar- 

 allel to sixtli segment, thence tapering to base of tube; tube slightly 

 longer than head, expanded in basal sixth, thence tapering very gradually 

 tn near apex, which is rather abruptly narrowed ; terminal bristles weak. 

 Abdominal bristles pointed, long and strong, those on segment V) nearly 

 as long as tube. 



Measurements. — Length, 2.30 mm.; head: length, .34 mm.; width, 

 .22 mm.; prothorax: length, .23mm.; width (including coxa?), .42mm.; 

 pterothorax: width, .45mm.; abdomen: width, .47mm.; tube: length, 

 .Mil mm. ; width at base, .105 mm.; at apex, .048 mm. Antennae: seg- 

 1, 69/*; 2, 72m; •",, 153/*; 4, 126/*; 5, 102/*; f>, 7s/x; 7, <><>m; 8, 47m; total, 

 .71 mm.; width, .03(1 mm. 



Described from one long-winged male taken in sweepings from grass 

 in the South Texas Garden, Brownsville, Texas, June 27, 1908, by Mr. 

 Charles A. Hart, for whom the species is named. 



Female 



Male ( brachypterous ). 

 surface shining. 



Diceratothrips longipes sp. nov 



Unknown. 



Length about 2.:! nun 



Color uniform Mai 



Head subrectangu- 



lar, 1.7 times as long 



as wide, truncate in 



front; cheeks subpar- 



allel except for an 



abrupt collar-like basal 



widening about .04 



mm. in length; dorsal 



and lateral surfaces 



faintly transversely 



striate, set with a few 



short, rather stout 



spines which are not 



raised on tubercles and 



of which there is a 



longer and stronger 



pair near middle of 



dorsum and two pairs 



on the lateral outline 



at the basal and apical 



thirds, respectively ; 



two pairs of small in- 



terocular spines, one 

 just behind the posterior ocelli and the other near anterior angle of 

 eyes; postocular bristles pointed, about as long as eyes. Eyes small, not 

 protruding. Ocelli moderately large, their diameter about twice as great 



Fig. 3. 

 Diceratothrips harti 

 sp. nov., male, holotype. 

 (J. D. H. del.) 



Pig. 4. 



Diceratothrips longipes 

 sp. nov., male, holotype. 

 (J.D. H. del.) 



