Attenella margarita nymph - Attenella margarita ~12 miles east of Tillamook, Tillamook County, Oregon, USA June 14, 2016 Size: 3.5mm excluding tails
This species has small, blunt paired tubercles on the abdominal segments that are hard to even see in this photo. The specimen was collected just upstream of a small dam on the East Fork of the South Fork Trask River that has now been removed.
Contributed by Bill Gerth on 17 January, 2018 - 7:59pm Last updated 15 August, 2018 - 7:03pm |