Yorkshire.Fossils
Pseudolioceras lythense ammonite fossil - Whitby, North Yorkshire
Pseudolioceras lythense ammonite fossil - Whitby, North Yorkshire
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Ammonite fossil found in Whitby, North Yorkshire
Pseudolioceras lythense (Young & Bird, 1828)
Compressed (flattened) discus shaped ammonite, with vertical or undercut umbilical walls (bottom edge of the whorl). Narrow top (venter) to the whorl, which has a strong sharp keel. The ribs perform sinuous curves and usually the body chamber is crushed.
Age (lithology): Upper Lias; Toarcian; Bifrons zone; Commune and Fibulatum subzones.
Actual ammonite size: 3.3cm
Distribution: Port Mulgrave, Kettleness, Sandsend, Hawsker, Ravenscar.
Occurrence: Relatively common
![Pseudolioceras lythense ammonite fossil - Whitby, North Yorkshire](http://yorkshirefossils.net/cdn/shop/files/9FF8E5D5-DE98-4EE2-BAA9-B9F4857BEC8B.heic?v=1704473626&width=1445)
![Pseudolioceras lythense ammonite fossil - Whitby, North Yorkshire](http://yorkshirefossils.net/cdn/shop/files/5FBEA899-8E1F-49FC-BEC3-2C6DB646F8A4.heic?v=1704473626&width=1445)
![Pseudolioceras lythense ammonite fossil - Whitby, North Yorkshire](http://yorkshirefossils.net/cdn/shop/files/DD483942-412F-4479-8DCB-1227685BADFA.heic?v=1704473625&width=1445)
![Pseudolioceras lythense ammonite fossil - Whitby, North Yorkshire](http://yorkshirefossils.net/cdn/shop/files/7FAE779F-B861-4E50-A2A2-ACE125224A0A.heic?v=1704473625&width=1445)
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