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Author - title
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| details | Middle Callovian | USSR(Uzbek SSR) | Fokina,N.I. The pollen type Classopollis Pflug,1953 in deposits of the Upper Jurassic of Western Uzbeckistan. (In: Fossil Spores and Pollen of Plants and their Significance for their Stratigraphic Subdivivision of Oil and Gas Bearing Series of Precambrian, Paleozoic and Mesozoic rocks in the European and Central Asian Regions of the USSR. S.V.Semikhatovoi, V.P.Grichuka, and K.A.Bolkhovitina, editors) | 1967 | |
| details | Nd | Nd | Vakhrameev,V.A. Range and paleoecology of the Mesozoic Conifers, the Cheirolepidiaceae. | 1970 | |
| details | Late Callovian | Kimmeridgian | USSR(Kazakh SSR) | Doludenko,M.P. et al. Jurassic floras of the Karatau range, Southern Kazakhstan. | 1976 |