| Polydryas arachne (W. H. Edwards, 1869) |
| Status: Rare local resident |
| Flight Period(s): This species should be double brooded in Nebraska where it should be sought in early and late summer. |
| Range: This species is found from eastern Wyoming south into Mexico, and west into southeastern California. In Nebraska it has been found in Dawes and Sioux counties. |
| Larval Hostplant(s): Various penstemons |
| Overwinter: As half-grown larvae |
| Commentary/Habitat: In some recent literature this species is listed under Polydryas minuta (the Dotted Checkerspot) as some authorities now consider them to be the same species. The Arachne Checkerspot resides in colonies atop or near ridgetops in Pine Ridge habitats. |
| Similar Species: None in Nebraska |
