chtamalocephala, Caspialosa pontica morpha Isachenko [V. L.] 1925:110, 116 [Trudy Vseukrainskoj Gosudarstvennoj Cernomorsko-Azovskoj Naucno-Promyslovoj Opytnoj Stancii; = Arbelten der All-Ukranischen Wissenschaftlich-Praktischen Staats-Station des Schwarzen und Asow Meeres, Narodnyj Komissariat Zemiedelija Ukrainskoj SSR v. 1; ref. 18328] Dnieper River at Otchakov, Ukraine. Syntypes: (10). Apparently not available, infrasubspecific; from mouth of Dnieper River, Otchakov, Ukraine; perhaps validated later. •Synonym of Caspialosa kessleri (Grimm 1887), subspecies pontica (Eichwald 1838) -- (Berg 1948:124 [ref. 12882]). •Synonym of Alosa pontica (Eichwald 1838) -- (Svetovidov 1973:108 [ref. 7169], Whitehead 1985:204 [ref. 5141], Kolarov 1991:337 [ref. 24842]). •Synonym of Alosa immaculata Bennett 1835 -- (Kottelat 1997:39 [ref. 22952], Parin et al. 2014:55 [ref. 33547]). Current status: Synonym of Alosa immaculata Bennett 1835. Alosidae. Habitat: freshwater, brackish, marine.