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Dartmoor Tick Watch
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Sheep tick - Ixodes ricinus
FEMALE
Click here for: larva, nymph, male, female, mating ticks and comparing mouthparts photographs
These photos were taken on the JEOL 5600LVSEM
scanning electron microscope at the University of Plymouth Electron Microscopy
Centre on 10th August 2009.
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Dorsal view - adult female
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Dorsal view - showing capitulum with
central hypostome, chelicerae, pedipalps and porose areas
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Porose areas with lateral cornuae
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Similar dorsal view of another female
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Ventral view of female capitulum
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As at left - debris on the hypostome
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Female aperture (top) and anus (below)
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Spiracle, partly hidden
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Female aperture
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Spiracle detail
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Anus
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Ventral view of female capitulum, note
chelicerae largely obscured
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Anterior view of hypostome with chelicerae
at sides
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Left leg 1, with Haller's organ, note extra
pores towards the foot
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Haller's organ, with sensillae (hairs) and
sensory pit
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Haller's organ detail
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Acknowledgement: My thanks to the staff of the University of Plymouth Electron Microscopy Centre, Dr Roy Moate, Peter Bond and Glenn Harper, for enabling me to take these photographs.
