NEOTROPICAL MALLOPHAGA — CARRIKER 439 



The thoracic segments very simihar in shape to those of costaricensis, 

 but ptero thorax narrower and with posterior margin much Hke beni 

 except that the median point is rounded, not acute. 



The abdomen is the same length as in analoides, but narrower; the 

 pleurites are large, black in color both dorsally and ventrall}', and 

 with long "heads," much longer ventrally than dorsall3^ Tergites I to 

 III longer than \vide, IV to VI about square, and all are widelj- sepa- 

 rated medially. Segments VIII and IX are shown in figure S,d. 



The species is represented by the female holotype, one female 

 paratype, and two females from other individuals of the type host 

 collected by the author near Palestina and Poted6, on the Rio San 

 Juan, Department of Choco, Colombia, on May 5, 1918, and Jan. 3, 

 1951 The male is unknown. 



U. 3. GOVERNMENT PRINTING OFFICE: 1557 



