Dadoxylon amraparense S.C.D.Sah et K.P.Jain

Plant Fossil Names Registry Number: PFN000232


Authors: S. C. D. Sah & K. P. Jain

Rank: species

Reference: Sah, S. C. D. & Jain, K. P. (1964): Some fossil woods from the Jurassic of Rajmahal Hills, Bihar, India. – The Palaeobotanist 12(2): 169–180 + 3 pls., link

Page of description: 171

Illustrations or figures: text-figs 1–6, pl. 1, figs 1–7


Holotype 4511, Birbal Sahni Institute of Palaeosciences, Lucknow, India
Figures: text-figs 1–6, pl. 1, figs 1–7

Note: Holotype characteristic: Decorticated secondary wood, measuring 13 × 20 cm in size.

Original protologue

Decorticated secondary wood, growth rings distinct, only radial walls ·of the tracheids pitted, pits uni- to tri-seriate, alternate or opposite, contiguous or separate, hexagonal to circular, with broadly elliptical apertures. Pits mostly incontact with each other, line of contact always present. Cross-field pits not very well preserved, 2-4, contiguous circular with broad apertures. Rays simple, uniseriate, 1-15 cells high. Xylem parenchyma absent. Resin tracheids abundant.


The specific name is after the locality "Amrapara".


Rajmahal Stage


Amrapara, Rajmahal Hills, Bihar

Plant fossil remain

fossil wood