Ticks and Disease |
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Page 201
... legs is resorbed before the growth of the pedipalps occurs . These latter structures develop later than do either ... legs are unsegmented initially and enclosed within a first or embryonic cuticle which surrounds each limb in an unseg ...
... legs is resorbed before the growth of the pedipalps occurs . These latter structures develop later than do either ... legs are unsegmented initially and enclosed within a first or embryonic cuticle which surrounds each limb in an unseg ...
Page 222
... legs implies that temperature perception is an inherent property of all these appendages . This is so , and the taxis persists after the amputation of the fore - legs , but with reduced efficiency . Lees demonstrated this with tracings ...
... legs implies that temperature perception is an inherent property of all these appendages . This is so , and the taxis persists after the amputation of the fore - legs , but with reduced efficiency . Lees demonstrated this with tracings ...
Page 230
... legs and then proceeds to walk downwards with the fore - legs either extended or waving . On descending a variable distance , the regular alternating movements of the fore - legs cease then the tick reverses direction and climbs towards ...
... legs and then proceeds to walk downwards with the fore - legs either extended or waving . On descending a variable distance , the regular alternating movements of the fore - legs cease then the tick reverses direction and climbs towards ...
Contents
INTRODUCTION | 1 |
CUTICLE THE KEY TO TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES 27 | 27 |
Copyright | |
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Common terms and phrases
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