Clubionidae
(Sac Spiders)

The spider family Clubionidae, commonly known as Sac Spiders, have been sighted 25 times by contributing members. Based on collected data, the geographic range for Clubionidae includes 2 countries and 14 states in the United States. Clubionidae is most often sighted indoors, and during the month of May.

Taxonomic Hierarchy

Kingdom: Animalia
Phylum: Arthropoda
Class: Arachnida
Order: Araneae
Suborder: Araneomorphae
Family: Clubionidae

Other Common Names

Sac Spiders

Author

Vladimir Aleksandrovich Wagner,1887

Sightings Overview

There have been 25 confirmed sightings of Clubionidae (Sac Spiders), with the most recent sighting submitted on July 12, 2025 by Spider ID member bugsfreakmeout234. The detailed statistics below may not utilize the complete dataset of 25 sightings because of certain Clubionidae sightings reporting incomplete data.

Web: 4% of the time, Clubionidae spiders are sighted in a spider web (Sample size: 25)
Sex: 0 female and 8 male.
Environment: Clubionidae has been sighted 12 times outdoors, and 16 times indoors.
Outdoors: Man-made structure (7). High foliage (2). Freshwater river, lake, stream (1). Forest (2).

Location and Range

Clubionidae (Sac Spiders) has been sighted in the following countries: Canada, United States.

Clubionidae has also been sighted in the following states: Alabama, Connecticut, Illinois, Louisiana, Maine, Maryland, Massachusetts, New Hampshire, Oklahoma, South Carolina, Texas, Virginia, West Virginia, Wisconsin.