Ticks and Disease |
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Page xii
... organ of Ixodes hexagonus in retracted condition . FIG . 72. Gené's organ of Ornithodoros moubata in protracted condition . 190 190 FIG . 73. ( a ) – ( d ) transverse serial sections through Gené's organ . ( e ) - ( j ) transverse ...
... organ of Ixodes hexagonus in retracted condition . FIG . 72. Gené's organ of Ornithodoros moubata in protracted condition . 190 190 FIG . 73. ( a ) – ( d ) transverse serial sections through Gené's organ . ( e ) - ( j ) transverse ...
Page 191
... organ occurs only in female ticks and is a unique structure amongst animals . The opening of the organ , situated above the tectum of the basis capituli and below the anterior edge of the scutum , is surrounded by an intucking of the ...
... organ occurs only in female ticks and is a unique structure amongst animals . The opening of the organ , situated above the tectum of the basis capituli and below the anterior edge of the scutum , is surrounded by an intucking of the ...
Page 222
... organ has been demonstrated as an odour - percepting organ , but on its own is ineffective in permitting the tick to attach , as is shown by the observations reported in the next few paragraphs . The perception of odours by Haller's organ ...
... organ has been demonstrated as an odour - percepting organ , but on its own is ineffective in permitting the tick to attach , as is shown by the observations reported in the next few paragraphs . The perception of odours by Haller's organ ...
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