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ID number: BIRUG: BU813 Institution: The Lapworth Museum of Geology Definition: Ceraurinella intermedia (Kielan, 1955) Object type: Trilobita Place collected: WALES: Merioneth, Bala, in field E of track 850 ft S 36 degrees W of Llwyn-Y-Ci Chronostratigraphy: ORDOVICIAN: Ashgill Biostratigraphy: P. parabola zone Lithology: Upper Bala series, Rhiwlas limestone Type, figured or cited: Figured |
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