Citations total:
link From To Geolocation Author - title Year
original Middle Jurassic USSR(Ukrainian SSR) Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous 1949
details Nd Nd Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 1960
details Dogger USSR(Altai Kray) Adamenko,O.M. et al. Principal outlines of structure and conditions of forming of second structural (Lower-Middle Jurassic) Stage of Kulundinskaya Depression 1967