SCENOPINIDAE OF THE WORLD 



283 



Key to Species of Propebrevitrichia 



1. :Malcs 2 



Female frons broad, twice the width of the ocellar triangle, abdomen red- 

 brown covered with tan scales; segments 1-5 with white posterior bands; 

 8th sternum elongate, orange-red, exceeding the dorsum; 9th tergum with 

 3 stiff spines P. turneri, new species 



2. Thorax black-brown dusted gray poUinose; abdomen dark red-brown, dusted 



gray poUinose, posterior membranes white or tan; 9th tergite with basal 

 third dark remainder white with two dark spots, all dusted gray poUinose 



P. stuckenbergi, new species 

 Thorax red-brown, covered with golden brown scales bordered on either side 

 of the midline by two brown bands, abdomen red-brown covered with tan 

 scales, half of segments 2 and 3 white, remainder of segments white dor- 

 sally; ninth tergum with basal portion brown, covered with brown scales, 

 remainder white P. turneri, new species 



189. Propebrevitrichia stuckenbergi, new species 



Figure 183 



Male. — Head black-bro\vii; eyes light brown above, dark brown 

 below; frons dusted gray poUinose, wide at the base narrowing rap- 

 idly, a shallow pit just below the halfway point between the ocellar 



Figure 183. — Propebrevitrichia stuckenbergi, new species, male: a, wing; b, lateral aspect 

 of head; c, frontal aspect of head; d, enlarged detail of antenna; e, f, ventral and lateral 

 aspects of terminalia. 



triangle and antemiae; ocellar triangle black-brown, dusted gray pol- 

 linose, large and prominent; ocelli dark; back of head dusted gray 

 poUinose; mouthparts well developed, rostrum long and slender, 



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