.867

Amblyomma cohaerens, A. lepidum, A. marmoreum (group)867

Amblyomma nuttalli, A. pomposum, A. rhinocerotis.....868

Amblyomma tholloni, A. variegatum.

.868

Aponomma exornatum, A. Iatum.

.869

Haemaphysalis leachii leachii, H. leachii muhsami....871
Hyalomma detritum and H. scupense.

...871

Hyalomma dromedarii.

.876

Page

..878

Hyalomma sp. no. 1 near excavatum.

...881

Hyalomma sp. no. 2 near excavatum.

..885

..887

..889

..890

..890

..892

..895

..896

..899

..906

Rhipicephalus pravus, R. s. sanguineus.

Rhipicephalus compositus, R. cuspidatus

Rhipicephalus distinctus

Rhipicephalus e. evertsi, R. longus, R. muhlensi

Rhipicephalus s. simus, R. s. senegalensis

..908

..908

.909

.909

..910

Rhipicephalus supertritus, R. tricuspis.

BIBLIOGRAPHY.

MAPS AND ILLUSTRATIONS

SUBJECT

Subdivisions of Ethiopian Faunal Region.
Political Divisions of Africa....

PAGE

22

24

The Sudan. Principal Collecting Sites....... 25
Ixodidae. Key Morphological Characters...... 38

ARGASIDAE

B:::

Key Morphological Characters (0. savignyi 50
Key Morphological Characters (0. savignyi 51

Peripheral and Lateral Differences...

57

A. (Argas) persicus and A. (Argas) reflexus.. 58
A. (Ogadenus) brumpti.

81

A. (Chiropterargas) boueti.

90

A. (Chiropterargas) confusus.
A. (Carios) vespertilionis.

ORNI THODOROS MOUBATA

97

.103

o Sagittal Views, Unengorged and Engorging...158 Capitulum. Vertical Section...

119

.120

.135

..138

.140

.157

..163

...164 .175