Turricaspia sajenkovae (Logvinenko & Starobogatov, 1969)
*1969 Pyrgula (Turricaspia) sajenkovae Logvinenko & Starobogatov: 361, fig. 360(4).
2016 Turricaspia sajenkovae (Logvinenko & Starobogatov, 1968). - Vinarski and Kantor: 249-250.
Status. Pontocaspian species, identity uncertain.
Type locality. Middle Caspian Sea.
Distribution. Type locality only.
Taxonomic notes. The available drawing of this species suggests a very slender shell with highly convex whorls bearing a subsutural band. The type material has not been found, and the identity of this species remains unclear.
Conservation status. Data Deficient (Vinarski 2011t).