Spiders in this genus Sergiolus tend to be boldly patterned and colored. These ground hunters range in size from about 6 to 10 mm. There are 16 species in the genus in North America. Their large, cylindrical spinnerets are characteristic of spiders in the family Gnaphosidae.
Size: 6 – 10 mm
Photos by: Morgan McNeill on 7/12/22 in Lolo, MT
![](https://www.missoulabutterflyhouse.org/wp-content/uploads/2022/07/unnamed-2022-07-18T160403.002.jpg)