Ticks and Disease |
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Page 72
... appendiculatus Diagnosis of Rhipicephalus evertsi ( Neumann , 1897 ) — “ the red tick . " MALE About 5 mm long , though smaller specimens do occur . Scutum dark , integument reddish - brown and legs saffron . Dark eyes hemi- spherical ...
... appendiculatus Diagnosis of Rhipicephalus evertsi ( Neumann , 1897 ) — “ the red tick . " MALE About 5 mm long , though smaller specimens do occur . Scutum dark , integument reddish - brown and legs saffron . Dark eyes hemi- spherical ...
Page 341
... appendiculatus and R. simus as vectors of T. parva . There is a substantial body of evidence that under natural conditions R. appendiculatus is the normal agent of trans- mission , and that an intimate connexion exists between the dis ...
... appendiculatus and R. simus as vectors of T. parva . There is a substantial body of evidence that under natural conditions R. appendiculatus is the normal agent of trans- mission , and that an intimate connexion exists between the dis ...
Page 394
... appendiculatus was under- taken as a first step in determining the longevity of the virus in the larvae . When the female ticks were attached the sheep were inoculated with the virulent blood of Nairobi sheep disease . The first fully ...
... appendiculatus was under- taken as a first step in determining the longevity of the virus in the larvae . When the female ticks were attached the sheep were inoculated with the virulent blood of Nairobi sheep disease . The first fully ...
Contents
INTRODUCTION | 1 |
CUTICLE THE KEY TO TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES 27 | 27 |
Copyright | |
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activity Africa Amblyomma andersoni animals appear areas argasid Argasidae attached Babesia basis capituli bite body Boophilus broad capitulum cattle cells Cervical grooves cheliceral colour coxa coxal cuticle cytoplasm Dermacentor disease dogs dorsal view eggs endocuticle engorged epicuticle evertsi external spur feeding fluid fully fed genus granules Haemaphysalis hairs hard ticks hexagonus Hoogstraal host humidity Hyalomma hypostome infection inner Ixodes ricinus large number larvae larvae and nymphs lateral layer Lees legs length louping ill lumen male mammals membrane microplus moult muscles Nuttall nymphal nymphs nymphs and adults occur palp palpi parasites pathogens period persicus pharynx posterior margin punctations rabbits relapsing fever reported Rhipicephalus rickettsiae rounded salivary glands sanguineus scutum sheep skin soft ticks spermatophore spiracle Spiracular plate spirochaetes spotted fever spur on coxa surface tarsus tarsus IV temperature Theileria tick species tissues transmission transmitted transverse unfed females variabilis vector ventral virus whilst