10 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I23 



Figs. 1-6. — Peromyscopsylla hesperomys hespero-mys: i, Head and prothorax, 

 c? ; 2, tibia ; 3, anal stylet, 2 ; 4, thorax, d* ; 5, ventral anal lobe, $ ; 6, distal arm 

 of ninth sternum, <S. For explanation of symbols see pages 67-68. 



