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Azolla juganica
Azolla juganica V.P. Nikitin in V.P. Nikitin, Hval' Paleobot., 2: 63. 2011
- Name
- Azolla juganica
- Rank
- Species
- Generic Name
- [Genus] Azolla
- Authors (Name)
- Nikitin V. P.
- Authors (Pub.)
- Nikitin V. P.
Hval' A. V.
- Publication
- Reproduktivnye struktury Azolla v kajnozoe Zapadnoj Sibiri [2011]
- Journal
- Paleobotanika
- Volume
- 2
- Page number
- 63
- Year
- 2011
- Fossil Status
- sporae dispersae (megaspores)
- Stratigraphy
- Oligocene
- Strat. comment
- Atlymian suite
- Location
- Safonikha village, Nazyvaevsky district, Omsk region, Russian Federation
- Paleoregion
- Eurasia (W Siberia)
Data for Holotypus
- Repository
- Komarov Botanical Institute, Russian Academy of Sciences, St.-Petersburg, Russian Federation
- Repository Number
- 201/Н2831
- Diagnosis
- Megaspore complexes small, 0,35—0,45 mm long, often with a median constriction. Supraspore approximately as high as the infraspore or more often shorter. Basic fl oats 9. Lower fl oats 1,5—2 times smaller than the upper ones. Cap partially covering the supraspore. Columella present. Collar narrow to almost indistinct. Suprafi losum moderately developed to scarce. Infraspore surface fi nely granulate, uniform or with rare large vermiform grains protruding from the surface and overlying the subjacent ones. Infrafilosum absent.
