Ticks and Disease |
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Page 308
... variabilis ( Say ) Dermacentor andersoni Stiles ( assumed ) A Amblyomma maculatum Koch Haemaphysalis chordeilis ( Packard ) H chordeilis U.S.A. and Canada D.variabilis A maculatum FIG . 2. Geographical distribution of cases of human ...
... variabilis ( Say ) Dermacentor andersoni Stiles ( assumed ) A Amblyomma maculatum Koch Haemaphysalis chordeilis ( Packard ) H chordeilis U.S.A. and Canada D.variabilis A maculatum FIG . 2. Geographical distribution of cases of human ...
Page 359
... variabilis , the lone star tick , A. americanum and H. leporis- palustris are known to act as vectors of R. ( D. ) rickettsii under natural conditions within the endemic regions of the United States and Canada . ( 1 ) D. andersoni is ...
... variabilis , the lone star tick , A. americanum and H. leporis- palustris are known to act as vectors of R. ( D. ) rickettsii under natural conditions within the endemic regions of the United States and Canada . ( 1 ) D. andersoni is ...
Page 360
... variabilis in the south - eastern states of North America , and that it meets in common with D. variabilis on spotted fever susceptible hosts . The abundance of the larvae and nymphs of A. americanum in late summer and autumn in such ...
... variabilis in the south - eastern states of North America , and that it meets in common with D. variabilis on spotted fever susceptible hosts . The abundance of the larvae and nymphs of A. americanum in late summer and autumn in such ...
Contents
INTRODUCTION | 1 |
CUTICLETHE KEY TO TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES | 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 Ixodes ricinus Ixodidae large number larvae larvae and nymphs lateral layer Lees legs length louping ill lumen male membrane microplus Milne moult muscles Nuttall nymphal nymphs nymphs and adults occur palp palpi parasites Parasitology pathogens period persicus pharynx Pomerantzev posterior margin punctations rabbits relapsing fever reported Rhipicephalus rickettsiae rounded salivary glands sanguineus scutum sheep 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