Difference between revisions of "Sarcoptes"

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(Created page with 'thumb|right|150px|''Sarcoptes scabei'' - Wikimedia Commons [[Image:Sarcoptes scabei 2.jpg|thumb|right|150px|''Sarcoptes scabei'' - Wikimedia Common…')
 
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[[Image:Scabies human skin pruritis.jpg|thumb|right|150px|Scabies on human skin resulting in pruritis - Wikimedia Commons]]
 
[[Image:Scabies human skin pruritis.jpg|thumb|right|150px|Scabies on human skin resulting in pruritis - Wikimedia Commons]]
 
[[Image:Puppy sarcoptic mange.jpg|thumb|right|150px|Puppy with sarcoptic mange - Wikimedia Commons]]
 
[[Image:Puppy sarcoptic mange.jpg|thumb|right|150px|Puppy with sarcoptic mange - Wikimedia Commons]]
'''Recognition'''
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==Recognition==
 
*Small, round mite
 
*Small, round mite
 
*Short legs
 
*Short legs
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*Male is about 250μm in length and the female about 400-430μm in length
 
*Male is about 250μm in length and the female about 400-430μm in length
 
  
 
==Life cycle==
 
==Life cycle==

Revision as of 22:23, 30 March 2010

Sarcoptes scabei - Wikimedia Commons
Sarcoptes scabei - Wikimedia Commons
File:Scabies human skin pruritis.jpg
Scabies on human skin resulting in pruritis - Wikimedia Commons
Puppy with sarcoptic mange - Wikimedia Commons

Recognition

  • Small, round mite
  • Short legs
    • Project only a short distance from body margin
  • Dorsal spines
    • Arranged in rows
  • Terminal anus
  • Male is about 250μm in length and the female about 400-430μm in length

Life cycle

  • 3 week life cycle
  • Female lays eggs in epidermis in an egg laying pocket
  • Female feeds on liquid oozing from damaged tissue
  • The eggs hatch in 1 week
  • 6 legged larvae released which crawl to skin surface
  • The larvae then burrow back into the epidermis into moulting pockets
  • Larvae moult to become 8 legged nymphs
  • Nymphs moult twice before becoming adults
  • Adult males emerge and look for females to mate

Cause Sarcoptic Mange