New data on the mayflies (Ephemeroptera) of North-Western Yakutia Author Yanygina, L. V. Author Potapova, N. K. text Far Eastern Entomologist 2022 2022-01-09 446 13 23 http://dx.doi.org/10.25221/fee.446.3 journal article 10.25221/fee.446.3 2713-2196 7166730 AC799029-6D9F-4D8B-94A3-0618E92F9AD1 Acentrella gr. lapponica MATERIAL EXAMINED. Mayat River : station N 16, 17 .VIII 2015, 1 larva ; Kholomolokh River : station N 3, 24 .VIII 2015, 3 larvae . REMARKS. The larvae have not been identified to the species level.