Recluse Spider Identification Guide
Spot a recluse spider by its uniform tan-to-brown color, six eyes, and violin-shaped marking.
Read the full Recluse Spider encyclopedia entry →
Key Visual Features
Recluse spiders are medium-sized spiders recognized by a distinctive marking and simple, understated coloring.
- Size: Body length typically 6 to 12 mm, with a leg span roughly the size of a quarter.
- Color: Uniform tan, yellowish-brown, or dark brown, without banding or spotting on the legs or abdomen.
- Marking: Many individuals show a darker, violin- or fiddle-shaped mark on the top of the cephalothorax, with the "neck" of the violin pointing toward the abdomen.
- Body shape: Abdomen is oval and covered in fine, short hairs, giving it a slightly fuzzy, uniform look.
- Legs: Long, thin, and uniformly colored — no stripes, bands, or spines.
- Eyes: Six eyes arranged in three pairs (dyads), rather than the eight eyes most spiders have; this is the most reliable feature but requires close inspection or magnification.
Where and When You'd See One
Recluse spiders prefer dark, undisturbed, low-traffic spaces.
- Indoors: closets, attics, basements, behind furniture, inside boxes or folded fabric
- Outdoors: under rocks, loose bark, woodpiles, and debris
- They are shy and tend to stay hidden during the day, becoming active at night
- Most often noticed in warmer months, though indoor populations can persist year-round
Similar-Looking Bugs
- House spiders often have banded legs and patterned abdomens, unlike the uniform coloring of a recluse.
- Wolf spiders are bulkier, hairier, and have distinct eye shine at night from their larger eyes, plus obvious eight-eye arrangement.
- Cellar spiders have much longer, thread-like legs and a small, pale body.
- Grass spiders show clear longitudinal stripes on the cephalothorax, which recluse spiders lack.
- The single most distinguishing trait is the six-eye arrangement, since most look-alike spiders have eight eyes.
Quick ID Checklist
- Uniform tan-to-brown color with no leg banding
- Possible violin-shaped mark on the upper body (not present on all individuals)
- Six eyes in three pairs rather than eight
- Fine, short body hairs giving a matte, non-shiny look
- Found hidden in dark, undisturbed spaces
Frequently asked questions
How many eyes does a recluse spider have?
Six, arranged in three widely spaced pairs, compared to the eight eyes found on most other spiders — this is the most reliable identification feature.
Is the violin marking always present?
No, the violin-shaped mark can be faint, absent, or hard to distinguish depending on the individual, lighting, and species, so it should not be used as the only identifying feature.
What color are recluse spiders?
They are typically a uniform tan to brown color without stripes, bands, or spots on the legs or body.
Where do recluse spiders like to hide?
They favor dark, undisturbed areas such as closets, attics, basements, woodpiles, and spaces under bark or rocks.