600 MEDICAL ENTOMOLOGY 



21. Median festoon without caudal appendage ..'....' . kochi. 



(Zanzibar.) 

 One or three caudal appendages . . . . ...... auriantiacus. 



(Liberia.) 



22. Scutum reddish brown with scattered punctations, legs reddish 



brown oculatus. 



(British and German East Africa.) 



Scutum a dull dark brown (punctations close, legs reddish 

 yellow) ; everts! . 



FEMALES 



>. 



1. Eyes flat . . ' . . . ... 2 



Eyes hemispherical . % . . 20 



2. Scutum brown . 3 



Scutum white 19 



3. Coxa IV with very short spurs, usually much shorter than the 



coxa 4 



Coxa IV with long spurs, the external much longer than the 



coxa gladiger. 



4. Scutum elongated, longer than broad ........ 5 



Scutum short oval, or as broad as long ........ 7 



5. Palps as long as dorsum of basis capituli, coxa I medium 



sized '............. 6 



Palps much longer than dorsum of basis capituli, coxa I of 



large size longicoxatus, 



6. Basis capituli without a longitudinal ridge external to porose 



areas sanguineus. 



Basis capituli with a longitudinal ridge external and at a 



tangent to the porose areas ....... appendiculatus. 



7. Scutum with numerous punctations ........ 8 



Scutum with about twenty large punctations .... cuspidatus 



8. Scutum with sub-equal punctations ... - 9 



Scutum with sparsely scattered punctations of very unequal 



size 15 



9. Scutum with large punctations close together 10 



Scutum with fine punctations 1 3 



10. Scutum with regularly distributed punctations ' 11 



Scutum with punctations in area between cervical and lateral 



grooves super trit us 



11. Basis capituli together with palps as broad as long 12 



Basis capituli together with palps longer than broad . . capensis 



12. Posterior border of scutum bending up opposite the lateral 



grooves hursa. 



Posterior border of scutum convex or slightly angular . . kochi. 



13. Scutum with numerous punctations throughout . . . aurantiacus 

 Scutum with fewer punctations on the lateral border . . . . . 14 



14. Scutum with lateral grooves ziemanni 



Scutum with marked lateral grooves ...... ... attenuatus, 



(Congo.) 



15. Scutum with no large punctations near posterior border . .. .:..',;,: ... . . 16 



