TaxonHub
Black-shouldered Spinyleg

Black-shouldered Spinyleg

Dromogomphus spinosus

A dragonfly species native to North America, characterized by distinctive spiny legs and dark shoulder markings. A member of the Gomphidae family of clubtail dragonflies, this species exhibits unique morphological adaptations for predatory behavior.

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Black-shouldered Spinyleg
Black-shouldered Spinyleg
Black-shouldered Spinyleg
Black-shouldered Spinyleg
Black-shouldered Spinyleg
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Ecology & Habitat

Habitat

Freshwater ecosystems including streams, rivers, and small water bodies with moderate current, primarily in eastern and southeastern United States. Prefers regions with sandy or gravelly bottoms and vegetation along water margins.

Ecological Role

Plays a critical role in aquatic and terrestrial food webs as a predatory insect. Controls populations of small invertebrates and serves as prey for birds, fish, and other predators. Indicates environmental water quality and ecosystem health.

Morphology

  • SKIN COAT Exoskeleton with dark coloration, predominantly black and green patterning
  • LIMBS WINGS Spiny legs with specialized adaptations for grasping prey, two pairs of transparent, membranous wings with complex venation
  • HEAD SENSORY Large compound eyes, advanced visual processing for hunting, short antennae
  • BODY STRUCTURE Total body length approximately 55-65 mm, slender build with robust thorax, characteristic clubtail configuration
Data Source: TaxonHub Database
Image Credit: D. Gordon E. Robertson
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Related Species in Gomphidae