Ticks and Disease |
From inside the book
Results 1-3 of 41
Page 53
... colour present . Scutum . About as broad as long . Shape as figured ( Fig . 18b ) ; grey pattern colour more extensive than the base colour , but the amount of grey varies considerably ; base colour occurs in cervical grooves , as ...
... colour present . Scutum . About as broad as long . Shape as figured ( Fig . 18b ) ; grey pattern colour more extensive than the base colour , but the amount of grey varies considerably ; base colour occurs in cervical grooves , as ...
Page 113
... colour . When fully fed they become a deep blue - grey or blue - grey tinged with brown , and partially engorged ticks vary in colour from a clear primrose yellow to a dark colour ( brownish or greyish ) . On this basis they may be ...
... colour . When fully fed they become a deep blue - grey or blue - grey tinged with brown , and partially engorged ticks vary in colour from a clear primrose yellow to a dark colour ( brownish or greyish ) . On this basis they may be ...
Page 114
... coloured ticks these contents are dark . This relation between cuticle colour and gut contents is shown in Fig . 41a , where 66 % of the observations of external colour and colour of gut contents Corrected optical densities through 1 ...
... coloured ticks these contents are dark . This relation between cuticle colour and gut contents is shown in Fig . 41a , where 66 % of the observations of external colour and colour of gut contents Corrected optical densities through 1 ...
Contents
INTRODUCTION | 1 |
CUTICLE THE KEY TO TICK ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES | 27 |
Copyright | |
13 other sections not shown
Other editions - View all
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