Ticks and Disease |
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Page 15
... outer endocuticle is also evident and despite stretching it now weighs about eight times as Weight of engorging tick , mg 300 --Live weight 200 12 Dry cuticle weight 100 250 70 10 50 Mean cuticle thickness 30 200 150 100 Body weight of ...
... outer endocuticle is also evident and despite stretching it now weighs about eight times as Weight of engorging tick , mg 300 --Live weight 200 12 Dry cuticle weight 100 250 70 10 50 Mean cuticle thickness 30 200 150 100 Body weight of ...
Page 98
... outer cheliceral sheaths bear papillae similar to those observed on the hood . The hypostome in the extra - basis region is broader than deep , and has a concave groove mid - dorsally . The lower surface of the overlying outer ...
... outer cheliceral sheaths bear papillae similar to those observed on the hood . The hypostome in the extra - basis region is broader than deep , and has a concave groove mid - dorsally . The lower surface of the overlying outer ...
Page 99
... outer margin of the cheliceral shafts , sheaths and the hypostomal gutter ( Arthur , 1951 , 1953 a , b , c , 1957 , 1960 ) . In the rhipicephalid ticks , however , fusion of the palps with the basis is achieved only at the dorsal inner ...
... outer margin of the cheliceral shafts , sheaths and the hypostomal gutter ( Arthur , 1951 , 1953 a , b , c , 1957 , 1960 ) . In the rhipicephalid ticks , however , fusion of the palps with the basis is achieved only at the dorsal inner ...
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