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Anonaspermum orientale
Anonaspermum orientale Q.-J. Li, G. Shi in Q.-J. Li, G. Shi, Q.-Y. Fu, J.-H. Jin, C. Quan Pap. Palaeont. (Palaeont. Assoc.), 2019, 5(10.1002/spp2.1249): 2. 20 Jan 2019
- Name
- Anonaspermum orientale
- Rank
- Species
- Original spelling
- orientalis
- Generic Name
- [Genus] Anonaspermum
- Authors (Name)
- Li Q.-J.
Shi G.-L.
- Authors (Pub.)
- Li Q.-J.
Shi G.-L.
Fu Q.-Y.
Jin J.-H.
Quan C.
- Publication
- The early history of Annonaceae (Magnoliales) in Southeast Asia suggests floristic exchange between India and Pan‐Indochina by the late Oligocene [2019/1]
- Journal
- Papers in Palaeontology
- Annee/Jahrgang
- 2019
- Volume
- 5
- Issue
- 10.1002/spp2.1249
- Page number
- 2
- Year
- 2019
- Fossil Status
- seeds
- Stratigraphy
- Chattian
- Strat. comment
- Yongning Formation
- Location
- Santang Town of Nanning City, Guangxi Province, southern China
- Paleoregion
- Eurasia (China)
Data for Holotypus
- Repository
- Museum of Biology, Sun Yat-Sen University, Guangzhou, China
- Repository Number
- NNF-083
- Diagnosis
- Seed ovate to elliptic, plano-convex to convexconvex; seed testa 1–3 mm thick; the perichalaza and raphe dividing the seed into symmetrical halves; exhibiting a cone-shaped plug in the micropylar region; lamelliform
rumination, rumination folds 16–25 per cm at the margin; cells on the seed outer surface isodiametric; mesotesta fibrous; cells on the surface of ruminations elongated rectangular.