Haplodrassus is a genus of ground spiders that was first described by R. V. Chamberlin in 1922.[3] They range from 3 to 10 millimetres (0.12 to 0.39 in). H. signifer is the most widespread species, found across North America except for Alaska and northern Canada.[4]
As of May 2019 it contains seventy-nine species:[1]
Haplodrassus is a genus of ground spiders that was first described by R. V. Chamberlin in 1922. They range from 3 to 10 millimetres (0.12 to 0.39 in). H. signifer is the most widespread species, found across North America except for Alaska and northern Canada.