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The Aulacostephanidae (Ammonoidea) of the Oxfordian/Kimmeridgian boundary beds (Upper Jurassic) of southern England |
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| Authors: | by JOHN K WRIGHT |
| Institution: | Department of Geology, Royal Holloway, University of London, Egham, Surrey, TW20 0EX, UK;e-mail |
| Abstract: | |
| Keywords: | Oxfordian Kimmeridgian southern England ammonites biostratigraphy |