Bronze-brown Dandelion Aphid

Uroleucon taraxaci

Classification

Pronunciation

How to pronounce Uroleucon taraxaci: /ˌjʊəroʊˌluːkɒn təˈraksəsi/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Summary

Uroleucon taraxaci, known as the Bronze-brown Dandelion Aphid, is a small aphid species feeding primarily on dandelions and introduced from Eurasia. They can reproduce both asexually and sexually, influencing plant health and serving as prey in their ecosystems.

Physical Characteristics

Apterae (wingless forms) are 2.5 to 3.8 mm in length with a bronze-brown coloration.

Identification Tips

Identify by their size and color, primarily found on the basal parts of dandelion leaves.

Habitat

Primarily found in habitats where dandelions are present, typically in gardens and urban areas.

Distribution

Introduced species from Eurasia, now found in various regions within North America.

Diet

Feeding primarily on dandelions (Taraxacum species), which belong to the Asteraceae family.

Life Cycle

Aphids undergo a complex life cycle including parthenogenetic reproduction in spring and summer, and sexual reproduction in the fall.

Reproduction

Reproduction can occur through asexual reproduction in favorable conditions, with sexual reproduction occurring later in the life cycle as the seasons change.

Predators

Natural enemies include lady beetles, lacewing larvae, and parasitic wasps.

Ecosystem Role

As herbivores, they play an important role in the food web, serving as prey for various insects and birds.

Economic Impact

Can affect the health of dandelion plants, impacting their growth and reducing yield in cultivated areas.

Collecting Methods

  • Sweeping nets
  • Hand collection

Preservation Methods

  • Alcohol preservation
  • Pinning
  • Slide mounting

Similar Taxa

Misconceptions

Some may confuse with other aphids or believe they are harmful to human health, but they primarily affect plants.

Tags

  • Aphid
  • Uroleucon taraxaci
  • Dandelion Aphid
  • Hemiptera
  • Insecta