Ixodes apronophorus

Also known as the Marsh tick

Hosts

Water vole, bank vole, field vole

Distribution

UK: East Anglia

Switzerland

Germany

Denmark

Poland

Ixodes apronophorus is mainly found in marshes, reedbeds, lakesides and around river banks.

Pathogenesis

Water voles: Francisella tularensis

 

Description

Adult female dorsal features

  • Palps long and narrow
  • Cornua prominent
  • Tarsus I ends with a steep taper
  • Unfed females can measure between 2.3mm-2.6mm in length
  • Engorged females can measure up to 6.0mm in length

(Photograph copyright Natural History Museum, London)

Adult female dorsal view (click on pictures for a close up)

Adult female ventral features

  • Auriculae prominent and blunt
  • Coxae I: prominent internal and external spurs
  • Coxae II: short internal and external spurs
  • Coxae III-IV: indistinct external spurs

Adult male dorsal features

  • Palps long and narrow
  • Cornua prominent
  • Tarsus I ends with a steep taper
  • Length of male range between 2.0mm-2.2mm

Adult male ventral features

  • Coxae I: prominent internal and external spurs
  • Coxae II: short internal and external spurs
  • Coxae III-IV: indistinct external spurs
  • Auriculae short and blunt
  • Epimeral plates absent
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