Ticks and Disease |
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Page 38
... narrow stalk ; apex slightly indented . Length 0.23 mm . Dentition consists of large basal tooth and a smaller sub - basal tooth , latter subtended by a single mesial tooth . Basal tooth directed postero- ventrally . Distal to basal ...
... narrow stalk ; apex slightly indented . Length 0.23 mm . Dentition consists of large basal tooth and a smaller sub - basal tooth , latter subtended by a single mesial tooth . Basal tooth directed postero- ventrally . Distal to basal ...
Page 57
... narrow parallel fissure . External spurs on coxae II and III strong , tapering ; coxa IV larger than coxae I - III and supplied with narrow tapering external spur . Tarsi short and broad , narrowing rather rapidly at the apices , tarsi ...
... narrow parallel fissure . External spurs on coxae II and III strong , tapering ; coxa IV larger than coxae I - III and supplied with narrow tapering external spur . Tarsi short and broad , narrowing rather rapidly at the apices , tarsi ...
Page 76
Don Ramsay Arthur. insertion ( this spur may be exaggerated in large , narrow , elongate specimens , but it may also be much reduced ) . Ventral retrograde spur of palpal segment 3 is strong and overlaps the base of segment 3 , and narrow ...
Don Ramsay Arthur. insertion ( this spur may be exaggerated in large , narrow , elongate specimens , but it may also be much reduced ) . Ventral retrograde spur of palpal segment 3 is strong and overlaps the base of segment 3 , and narrow ...
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