2 PROCEEDINGS OF THE NATIONAL MUSEUM vol.82 



4. Setae of body shorter and distinctly barbed to tips, those on 



shoulders about half as long as femur I alleei Evvlng 



Setae of body longer and indistinctly barbed toward tips, those 



on shoulders about as long as femur I peruviana Ewing 



6. Pseudostigmatic area angubite laterally and with a pair of pos- 

 terior, diverging, curved processes cavernarum, new species 



Pseudostigmatic area rounded laterally and without diverging 



posterior processes 6 



6. Posterior lobes of pseudostigmatic area smaller, more or less 

 angulate and situated immediately behind pseudostigmata. 



coarctata Berlese 

 Posterior lobes of pseudostigmatic area larger, rounded, and not 

 situated behind pseudostigmata splendens Ewing 



jrJ 



S» 



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^//^ 



FIOUBB 1. — Ventral view of Tromiicula trifurca, new species. (Drawn by Eleanor A. 



Carlln.) 



