NO. 4 FLEA GENUS PEROMYSCOPSYLLA — JOHNSON AND TRAUB 63 



Aedeagus (fig. 115).— Unique in possessing a proximal spur 

 (PS.). Distolateral lobe (DL.L.) relatively small ; broader (higher) 

 than long; central thickening (C.TH.) unapparent. Sclerotized inner 



Figs 124-128.— Peromyscopsylla hamifer atncata, new species: 124, Head, 

 holotype, 6 ; 125, spermatheca, allotype, ? ; 126, apex of aedeagus, holotype, S\ 

 127, seventh sternum, allotype, ?; 128, distal arm of ninth sternum, holotype, 6- 

 For explanation of symbols see pages 67-68. 



tube (S.I.T.) lacking ventral armature as well as sclerotized band of 

 inner tube. Armature of inner tube (A.I.T.) well developed, con- 

 sisting of three dorsal thickenings or spurs, one of these subapical. 

 Crochets (CR.) long and narrow, spatulate. Median dorsal lobe 



