2 literature references for Rossia mastigophora Chun, 1915:

Author: Nesis, K. N.
Year: 1987
Title:
Source: Cephalopods of the World: Squids, Cuttlefishes, Octopuses, and Allies
Author: Chun, C.
Year: 1915
Title: Die Cephalopoden. Myopsida, Octopoda
Source: Wissebschaftliche ergebnisse der deutschen tiefsee expedition auf dem dampfer "Valdivia" 1898-1899, 18 (2)