55.770218, 80.38185: 2 Treatments

Chaetocladius (Amblycladius) franzjosephiensis			Krasheninnikov, Andrey B. & Przhiboro, Andrey A., 2022, On taxonomy of the subgenus Amblycladius of the genus Chaetocladius (Diptera, Chironomidae), Zootaxa 5168 (4), pp. 494-500 : 498	498
Spilogona hennigi		sp. nov.	Sorokina, Vera S., 2025, New taxonomic notes on the genus Spilogona Schnabl, 1911 (Diptera: Muscidae) in Arctic Russia, with the description of three new species, Zootaxa 5584 (1), pp. 1-25 : 5-7	5-7