Arkhangelsk Military District Arkhangelsk Military District Arkhangelsk Military District () existed from March 26, 1940 to December 15, 1944, and again from February 15, 1946 to June 29, 1951. Command of the district was established from command elements of the 15th Army (Arkhangelsk). During the reorganization on January 1, 1945, it was renamed Belomorsky Military District (White Sea Military District). Included in the Arkhangelsk Military District were territories of Arkhangelsk and Vologda Oblasts and of the Komi ASSR. Headquarters of the military district was located in the city of Arkhangelsk. On June 22, 1941, army formations in the district included the 88th and
Onega stepanovi by an undivided zone. The surface of the undivided region of "Onega" is covered with small tubercles. "Onega" was originally described by Mikhail Fedonkin as a problematic organism, being grouped together with "Vendia", "Praecambridium" and "Vendomia" as possible stem-group arthropods due to a vague similarity with primitive Cambrian trilobites and arthropods. In 1985 Mikhail Fedonkin erected Phylum Proarticulata, in which he placed: "Onega", "Dickinsonia", "Palaeoplatoda", "Vendia", "Vendomia", "Praecambridium" and "Pseudovendia sp.", although he did not exclude the possibility that "Onega" may still be related to various lower Cambrian arthropods, such as "Skania". Andrey Yu. Ivantsov has proposed that "Onega" be