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Tetraphalerella bestiubensis
Taxonomy
Tetraphalerella bestiubensis was named by Nikitin et al. (2003). Its type specimen is NMW 98.30G.5, a shell (dorsal internal mould), and it is a 3D body fossil. Its type locality is Locality 550a - Kaskol Bed, East of Bolshoi Kaskol lake., which is in a Katian carbonate limestone in the Tauken Formation of Kazakhstan.