SPECIES OF HAEMAPHYSALIS 



629 



Scutum not as long as the body ; hypostome with six rows of 

 teeth . . . , . . . . . ... elongata. 



(Madagascar.) 

 16. Second segment of palp with one spur on tire postero-ventral 



border ; hypostome with eight rows of teeth . . . calcarata. 



(Abyssinia.) 

 Second segment of palp with one spur on its posterior border ; 



hypostome with ten rows of teeth . . . . . leachi. 



(Egypt ; Abyssinia; Transvaal ; Congo ; Togo Land ; Sumatra.) 



FEMALES 



1. Second segment of palp without a hump, or humped on its ex- 



ternal surface towards its posterior third .... 

 Second segment of palp pointed externally on its posterior 

 border . . . . . . . . 



2. Third segment of palp with a ventral retrograde spur 

 Third segment of palp without ventral retrograde spur 



3. Third segmenc of palp without a retrograde dorsal spur , 

 Third segment of palp with a dorsal retrograde spur 



4. Second segment of palp rounded externally; coxae I and IV 



with equal spurs .......... 



Second segment of palp angular externally ; coxae I with a long 



spur, and coxa IV with a very short spur .... 

 5. Coxa I with a spur as long as the ventral spur of the third pal- 



pal article .......... 



Coxa I with a short spur . . .-.-.. . ... 



Scutum circular . ... 



Scutum a little angular and contracted posteriorly . . 



Second segment of palp angular externally ; hypostome with 



ten rows of teeth ......... 



Second segment of palp not humped externally ; hypostome 



with six rows of teeth ........ 



8. Palps much longer than broad, a little broader on their pos- 



terior than on their anterior borders ..... 

 Palps broader or as broad as long, much broader on their 

 posterior borders . . , . 



9. Third segment of palp with an obsolete spur ; coxa I with a 



poorly developed spur . . .. . 



Third segment of palp with a well developed ventral spur ; 

 coxa I has a broad strong spur ...... 



10. Second segments of palps without hump on it's posterior 



border . .......... 



Second segments of palps with one or two. retrograde humps 

 on their posterior borders . . . . . . t .... 



11. Scutum oval, longer than broad ...... 



Scutum as broad as long, discoidal ...... 



12. Second segments of palps with a retrograde hump . 

 Second segments of palps with a dorsal and ventral hump 



punctata. 

 concinna. 



parmata. 



birmaniac. 

 neumanni. 



papuana. 

 ambigua. 



(Japan.) 



9 



16 



leporis. 

 flava. 



numidiana. 

 cornigera. 



11 

 12 



13 



1-4 



