FWS Lists Silverspot Butterfly Subspecies as Threatened

The Fish and Wildlife Service is issuing a final rule listing a subspecies of silverspot butterfly from Colorado, New Mexico and Utah (Speyeria nokomis nokomis) as threatened under the Endangered Species Act. The listing includes a 4(d) rule for this species that prohibits importation and exportation without a permit. New import and export restrictions set by the agency’s final rule take effect March 18.