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Fig. 8 | Journal of Palaeogeography

Fig. 8

From: Palaeobotanical and biomarker evidence for Early Permian (Artinskian) wildfire in the Rajmahal Basin, India

Fig. 8

Field emission scanning electron microscopic photographs of fossil charcoal fragments from 88 m depth of borehole RMB#2 in the Rajmahal Basin. a Overview of the charcoal fragment in tangential view; b Tangential view showing rays (arrowhead) and homogenized cell walls (arrow); c Tracheids showing rays of one-cell-height, homogenized cell wall (arrow), remains of charred fungal hyphae (arrow with dotted line), and shot-like holes; d Tracheids showing uniseriate pits with diagonally oval apertures; e Tracheids showing circular pits and remains of charred fungal hyphae (arrow); f Shattered tracheids in oblique view

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