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''Trachelas tranquillus'', the broad-faced sac spider, is a species of true spider in the family 
''Trachelas tranquillus'', the broad-faced sac spider, is a species of true spider in the family Trachelidae
Trachelidae is a family of araneomorph spiders (more recently evolved spiders with inward-pointing chelicerae) first described by Eugène Simon in 1897 as a subfamily called "Tracheleae" ("Trachelinae" in modern terminology). The Trachelidae fam ...
. It is found in the United States and Canada.
References
External links
* Trachelidae Articles created by Qbugbot Spiders described in 1847 {{Trachelidae-stub