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PROCEEDINGS OF THE NATIONAL MUSEUM vol. us 



Figures 20-23. — Furnaricola lo?igifrons, new species: 20, male genitalia. F. acutifrons 

 chocoana, new subspecies: 21, body of female; 22, male genitalia. F. punetisis, new 

 species: 23, body of male. Figures 20a-23a. — Chaetotaxy of segment VIII of females 

 (bird hosts in parens): 20a, F. h. hylactiphaga, new species (Scyialopus magellanicus afflnis); 

 21a, F. h. canae, new subspecies {Scyialopus magellanicui canus); 22a, F. triangularis, 

 new species {Lepidocolaptes souleyelii lineaticeps); 23a, F. quadraticeps, new species [Ci- 

 chocolaptes leucophrys) . 



