Upper Amur sedimentary assemblage (Jurassic) (Northwestern part of Russian Southeast, unit Js) Consists chiefly of Jurassic shallow-water marine and continental clastic rocks (Uralovskinsk, Uskalinsk, Ayaksk, Depsk, and Molchanovsk suites) that link the Gar, Gonzha, and Oldoi terranes. REFERENCES: Krasny, 1966; Volsky, 1983; Kozlovsky, 1988.