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POMONA COLLEGE JOURNAL OF ENTOMOLOGY 



posterior angles of eyes ; anterior ocellus on apex of produced vertex and di- 

 rected forward ; posterior ocelli slightly more elevated than the eyes. Mouth- 

 cone very small and weak, scarcely reaching one-third the length of prothorax ; 

 maxillary palpi long, three-segmented. Antennas (Fig. 64 B) very slender, more 

 than twice as long as head, moderately spinose; segment III pedicelate, with 

 a pseudojoint near base; III, IV and VI elongate. III and IV a symmetrically 

 fusiform; V very small; style short, with several long spines; III and IV with 



VT^ 



:b 



Figure 64. Dictyothrips reticvilata 



a bifurcate sense cone, VI with a single one; antennae uniform light brown, 

 except base and tip of III and base of IV white. 



Prothorax (Fig. 64 A) a little shorter than head, and about seven-tenths 

 as long as broad anteriorly, converging somewhat posteriorly ; anterior margin 

 straight, posterior broadly rounded ; with one short spine at each posterior 

 angle, and two pair on posterior margin; anterior angles with two short 

 spines only a trifle longer than the numerous spines on dorsal surface. Ptero- 



