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Tritaenia striata
Tritaenia striata Gordenko Paleontol. Zhurn., 2004, (6): 97. 2004
- Name
- Tritaenia striata
- Rank
- Species
- Generic Name
- [Genus] Tritaenia
- Authors (Pub.)
- Gordenko N. V.
- Publication
- Novye vidy i problemy sistematiki roda Tritaenia Mägdefrau et Rudolf (Coniferales) [2004]
- Journal
- Paleontologicheskii Zhurnal
- Annee/Jahrgang
- 2004
- Issue
- 6
- Page number
- 97
- Year
- 2004
- Fossil Status
- foliage
- Stratigraphy
- Middle Jurassic
- Location
- Peski Station, Moscow region, Russian Federation
- Paleoregion
- Eurasia (Europe)
Data for Holotypus
- Repository
- Palaeontological Institute, Russian Academy of Sciences, Moscow, Russian Federation
- Repository Number
- 4727/368
- Diagnosis
- Leaves 4 mm wide with 7–9 veins.
Leaf apex acute. Resin ducts alternate with the veins.
Epidermis hypostomous. Lower cuticle thicker than the
upper one, with 5–7 intercostal stomatal bands. Cuticle
of stomatal bands ornamented with undulate ledges
converging over stomatal pits. Stomata longitudinally
orientated, incomplete amphicyclic, seldom monocyclic. Subsidiary cells 4–7, with small bluntly pointed
papillae overhanging the aperture.
