Natural History - British Fossil Aspidoceras Ammonite Display with Incredible Spines

JURASSIC PERIOD, CIRCA 200 MILLION YEARS B.P.

10 1/2 in. (5.5 kg, 27 cm).

Comprising an excessively large and rare specimen of Aspidoceras Logispinum, displaying superb lateral spines or tubercles; developed from the grey lias matrix.

Provenance

From North Yorkshire, UK.

Literature

See Sepkoski, Jack, A Compendium of Fossil Marine Animal Genera, Bulletins of American Paleontology 363, 2002, pp.1-560, for discussion.

CONDITION

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LOT 0386