Neoscona domiciliorum – Red-femured Spotted Orbweaver

Commonly known as Red-femured spotted orb weaver or spotted orb weaver, these spiders are in the family of Araneidae which has a Latin name of Neoscana domiciliorum. These spiders are known to be beneficial in consuming a variety of insects. They are also nocturnal.

Quick Overview: Neoscona domiciliorum – Red-femured Spotted Orbweaver Medically significant: No
Body size: Up to 3/4 inches (16 mm)
Main colors: Brown, Red, Yellow
Range: Southeastern United States
Web: Orb-shaped web

Neoscona domiciliorum Spider Description

Overall, the patterns and colors of N. domiciliorum are very similar to the spotted orb weaver (Neoscona crucifera). N. domiciliorum are usually identified by the stronger colors and contrasts of the bright-colored marking on the back of their abdomen. Also, the part of the legs closest to the body are bright red in colors, giving them their common name “red-femured spotted orbweaver”.

Neoscona domiciliorum red-femured spotted orbweaver found in Florida
The patterns of N. domiciliorum are very similar to N. crucifera but the colors and contrasts on N. domiciliorum are usually much stronger. Photo: Katja Schulz

As all spiders in the genus of Neoscona, these spiders have longitudinal grooves on the carapace which separates them from the species in the genus Araneus.

Size

Males are smaller than females in size. Males are about 1/3″ (8 mm) long, while females can be up to 3/4″ (16 mm) long.

Web

These spiders build their large orb-shaped webs in trees and shrubs vertically. These webs are usually created by females and replaced daily by building them during dusk or before daybreak.

Neoscona domiciliorum - Red-femured Spotted Orbweaver in United States
Red-femured Spotted Orbweaver (Neoscona domiciliorum). Photo by: JenKibodeaux

Neoscona domiciliorum spider bite

Like most spiders, these orb-weaving spiders are not medically significant and not known to cause harm to humans when biting. They are very hesitant to bite and in the rare cases in which a bite occurs, symptoms are usually comparable to a mild bee sting with some localized swelling and redness.

Neoscona domiciliorum Scientific Classification

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Subphylum: Chelicerata
  • Class: Arachnida
  • Order: Araneae
  • Infraorder: Araneomorphae
  • Family: Araneidae
  • Genus: Neoscana
  • Species: Neoscona domiciliorum

Distribution of the red-femured spotted orb weaver in the USA

Various species of the Neoscona domiciliorum spider can be found throughout the United States – Alabama, Connecticut, Florida, Georgia, Indiana, Kentucky, Louisiana, Maryland, Massachusetts, Mississippi, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Virginia, West Virginia,

Neoscona domiciliorum – Red-femured Spotted Orbweaver

3 thoughts on “Neoscona domiciliorum – Red-femured Spotted Orbweaver

  1. Found this guy hanging out by our shed. We’re in Hampton Roads, Virginia. Wondering if it is some type of orb spider?

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