Monodacna knipowitschi (Logvinenko & Starobogatov, 1966)

*1966a Hypanis caspia knipowitschi Logvinenko & Starobogatov: 15, fig. 2.

1973 Hypanis caspia knipowitschi Logvinenko & Starobogatov, 1967. - Grossu: 140, text fig. 20.

2013 Adacna (Monodacna) caspia knipowitschi (Logvinenko & Starobogatov, 1966). - Kijashko in Bogutskaya et al.: 381-382, figs 152, 153, photo 53.

2016 Adacna (Monodacna) caspia knipowitschi (Logvinenko & Starobogatov, 1966). - Vinarski and Kantor: 67.

Status. Pontocaspian species, endemic to Caspian Sea. Uncertain whether it concerns a morph of M. caspia .

Type locality. Middle Caspian Sea Basin.

Distribution. Caspian Sea (middle and southern basins). This species was mentioned from depths between 200 and 300 m in the South Caspian Basin of Azerbaijan (Mirzoev and Alekperov 2017, who reported the species as Hypanis caspia knipowitchi).

Taxonomic notes. See remarks under Monodacna caspia above for uncertain status of M. knipowitschi .

Conservation status. Not assessed.