Ammonite - Fossilised shell - Perisphinctes sp. - 20.5 cm - 17.5 cm





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Perisphinctes sp., an ammonite specimen from the Jurassic period, is preserved on its original septarian matrix with a dark shell contrasting against lighter stone, showing clear ribbing, natural fractures, and visible fine crystal growth inside the cavity; weight 4525 g, 20.5 × 17.5 × 12 cm.
Description from the seller
Large ammonite preserved on its original septaria matrix, displaying strong contrast between the dark shell material and the lighter surrounding stone. The specimen retains clear ribbing and structural detail, with natural fractures characteristic of septarian nodules. Within the exposed cavity, fine crystal growth is visible, adding depth and sparkle to the interior and enhancing the visual impact of the piece.
This is a substantial and impressive fossil suitable for collectors seeking a decorative display specimen with both geological and aesthetic appeal.
Seller's Story
Large ammonite preserved on its original septaria matrix, displaying strong contrast between the dark shell material and the lighter surrounding stone. The specimen retains clear ribbing and structural detail, with natural fractures characteristic of septarian nodules. Within the exposed cavity, fine crystal growth is visible, adding depth and sparkle to the interior and enhancing the visual impact of the piece.
This is a substantial and impressive fossil suitable for collectors seeking a decorative display specimen with both geological and aesthetic appeal.

