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Species profile

Amblyomma triste

Amblyomma triste, male, adult — verified scientific reference image
Amblyomma triste specimen image. CDC PHIL image 10881 explicitly identifies a dorsal male Amblyomma triste.

Image credit:Dr. Christopher Paddock / James Gathany • Centers for Disease Control and Prevention • Public domain — U.S. federal government work Licence termsChanges: Converted from TIFF to JPEG for Shopify compatibility at 2103 × 1500 px; no crop or content alteration.Source

Image gallery

Amblyomma triste, male, adult — verified scientific reference image
Amblyomma triste specimen image. CDC PHIL image 10881 explicitly identifies a dorsal male Amblyomma triste.

Image credit:Dr. Christopher Paddock / James Gathany • Centers for Disease Control and Prevention • Public domain — U.S. federal government work Licence termsChanges: Converted from TIFF to JPEG for Shopify compatibility at 2103 × 1500 px; no crop or content alteration.Source

Identification

A. triste belongs to the A. maculatum group; morphology and molecular confirmation are important because group identification and distribution have been controversial.

Photographs and visible features may be insufficient for definitive identification.

Life stages

  • Egg
  • Larva
  • Nymph
  • Adult

Seasonal activity

Adults were active from August to February with a spring peak at three Uruguayan study sites; do not generalize to the entire range.

Medical and veterinary relevance

It was the tick species most frequently involved in recorded human bites in Uruguay in the cited study context.

Important identification and health information

Educational information and limitations

Photographs and visible features may be insufficient for definitive identification.

This educational information is not a diagnosis or a substitute for medical or veterinary advice.

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