The INTERNATIONAL FOSSIL PLANT NAMES INDEX
Global registry of scientific names of fossil organisms covered by the International Code of Nomenclature for Algae, Fungi, and Plants and the International Code of Zoological Nomenclature © 2014-2026

IDNAME urn:idName:ifpni.org:species:8D4FFE27-37BB-4709-17AB-AA1BF395750D species
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Mezoneuron siwalicum

Mezoneuron siwalicum Mah. Prasad, Alok, S.M. Pandey, Shashi Phytomorphology, 75(1–2): 14. 2025
Name
Mezoneuron siwalicum
Rank
Species
Original spelling
siwalica
Generic Name
[Genus] Mezoneuron
Authors (Pub.)
Prasad M. Alok Pandey S. M. Shashi  
Publication
Fabaceous macro fossils from Siwalik foreland basin of Mandi district, Himachal Pradesh, India and their phytogeographic and climatic implications [2025]
Journal
Phytomorphology
Volume
75
Issue
1–2
Page number
14
Year
2025
Fossil Status
leaves
Stratigraphy
Miocene
Strat. comment
Middle Siwalik Formation; Upper Miocene
Location
Kandapatten (31º48.411'N76º46.094' E about 4 km from Dharampur on Sarkaghat-Joginder Nagar Road, Mandi District, Himachal Pradesh, India
Paleoregion
Eurasia (Indostan)
Data for Holotypus
Repository
Birbal Sahni Institute of Palaeosciences, Lucknow, India
Repository Number
BSIP Museum 41262
Diagnosis
Leaf compound asymmetrical; maximum length 1.8 cm and maximum width 1.3 cm; wide obovate, apex rounded; base acute in equilateral; margin entire; venation pinnate; eucamptodromous; primary vein, stout; secondary vein 8 pairs, less than 0.4 cm apart, angle of divergence (60°-65°); inter secondaries present; tertiary veins fine, angle of origin usually RR, per current, oblique about mid vein and close.

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