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Leptotoma samylinae
Leptotoma samylinae Nosova Paleobot., 1: 31. 2010
- Name
- Leptotoma samylinae
- Rank
- Species
- Generic Name
- [Genus] Leptotoma
- Authors (Pub.)
- Nosova N. V.
- Publication
- Rod Leptotoma Kiritch. et Samyl. (Ginkgoales): sistematika i osobennosti epidermal'nogo stroeniya list'ev [2010]
- Journal
- Paleobotanika
- Volume
- 1
- Page number
- 31
- Year
- 2010
- Fossil Status
- foliage
- Stratigraphy
- Maastrichtian
- Strat. comment
- Tsagajan Suite
- Location
- 1100 m south-east of the detachment from the road Obluchye-Arkhara towards Kundur, 800 m north-west of the bridge over Mutnaya River, outcrop 28, Amur region, Russian Federation
- Paleoregion
- Eurasia (Far East)
Data for Holotypus
- Repository
- Komarov Botanical Institute, Russian Academy of Sciences, St.-Petersburg, Russian Federation
- Repository Number
- BIN № 824/1
- Diagnosis
- Leaf dichotomously divided twice. Stomata on the upper epidermis forming 2—3 marginal
discontinuous rows, orientated irregularly. Lateral epidermis consists of 8—10 cell rows with 1—3 stomata
per width. The lower epidermis with 9—14 stomata per width, stomata arranged irregularly and orientated
longitudinally to obliquely. Anticlinal walls of cells straight or faintly undulated; periclinal one smooth.
Most subsidiary cells with proximal papilla.
