J266 



MR. B. F. CUMMINGS ON LICE 



Antenna of male. 



Comparison with the Male Copulatory Apparatus in 

 Linognathus yrom Eland. 

 Subjoined, with a 'discussion, is a description of the male 

 ■copulatory apparatus of a new variety of Linognathus tibialis 



Text-iiffure 6. 



PS. P. 



Linognatlms tibialis. Male copulatory apparatus. X 140. 

 IBF. Basal plate ; IS. endomere ; P. paramere ; Fs.F. pseudo-penis. 



