Porifera
Order

Amphiporida Rukhin, 1938

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Selection of related publications
Khromych, V. G. 1974. Devonian stromatoporoids of the north-east of the USSR. pp. 1-104. Nauka.
Bogoyavlenskaya, O. V. 1970. Nekotorye obshhie vidy stromatoporoidej iz ural'skogo i podol'skogo silura.Materialy po paleontologii Urala , pp. 77-79. AN SSSR, Ural'skii Filial. Institut Geologii i Geofiziki.