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Sinomenium macrocarpum
Sinomenium macrocarpum Y.-S. Liu, F.M.B. Jacques Rev. Palaeobot. Palynol., 159(1–2): 114. Feb 2010
- Name
- Sinomenium macrocarpum
- Rank
- Species
- Generic Name
- [Genus] Sinomenium
- Authors (Pub.)
- Liu Y.-S.
Jacques F. M. B.
- Publication
- Sinomenium macrocarpum sp. nov. (Menispermaceae) from the Miocene–Pliocene transition of Gray, northeast Tennessee, USA [2010/2]
- Journal
- Review of Palaeobotany and Palynology
- Volume
- 159
- Issue
- 1–2
- Page number
- 114
- Year
- 2010
- Fossil Status
- fruits (endocarps)
- Stratigraphy
- Zanclean
- Strat. comment
- Late Hemphillian
- Location
- Gray Fossil Site, Washington County, northeastern Tennessee, USA (36.5°E, 82.5°W)
- Paleoregion
- America (North)
Data for Holotypus
- Repository
- Natural History Museum, East Tennessee State University, Johnson City, USA
- Repository Number
- ETMNH 3839
Data for Paratypus
- Repository
- Natural History Museum, East Tennessee State University, Johnson City, USA
- Repository Number
- ETMNH 3836 (Plate II, 1–3), ETMNH 3838 (Plate II, 4–6).
- Diagnosis
- Endocarp horseshoe-shaped in lateral view,
ventral notch straight; relatively large, length 4.1–6.7 mm, width 3.3–
5.7 mm, thickness 0.9–2.1 mm, length–width ratios 1.1–1.5; on lateral
crest developed 22–25 ridges, while on dorsal crest 25–30 ridges welldeveloped;
foramen oval and tiny with its diameter less than 0.3 mm.
