. Bulletin of the British Museum (Natural History), Geology. r If , *r?£ r l&*aff â f/. Fig. 29 Ogyginus hybridus (Salter 1866a). Middle Arenig; a, d, f, h, i, k from Whitlandian, Colomendy Formation, Rhyd Henllan Member, Henllan Amgoed, Iocs 46A (i), 46B (h), 47A (a, f, k), 47B (d); b, c, e, g, j, 1, m from Whitlandian, Afon Ffinnant Formation; Cwm yr Abbey, loc. 16L (g); Afon Ffinnant, Iocs 18C (b, e, j, 1, m) and 18E (c). a, axial shield, x 2, ; b, meraspid pygidium, latex cast of external mould, x 20, ; c, small cranidium, x 2-5, ; d, incomplete thorax with elo
. Bulletin of the British Museum (Natural History), Geology. r If , *r?£ r l&*aff â f/. Fig. 29 Ogyginus hybridus (Salter 1866a). Middle Arenig; a, d, f, h, i, k from Whitlandian, Colomendy Formation, Rhyd Henllan Member, Henllan Amgoed, Iocs 46A (i), 46B (h), 47A (a, f, k), 47B (d); b, c, e, g, j, 1, m from Whitlandian, Afon Ffinnant Formation; Cwm yr Abbey, loc. 16L (g); Afon Ffinnant, Iocs 18C (b, e, j, 1, m) and 18E (c). a, axial shield, x 2, ; b, meraspid pygidium, latex cast of external mould, x 20, ; c, small cranidium, x 2-5, ; d, incomplete thorax with elongated pygidium, x 1-5, ; e, meraspid, latex cast from external mould, x 10, It. 18921; f, cranidium showing weak furrow on preocular cheek, x 3, It. 18922; g, small cranidium, x 5, NMW ; h, pygidium with parts of five thoracic segments, x 2, BGS HT518; i, small pygidium, latex cast from external mould, x 2, BGS Prl846; j, free cheek, x 2, It. 18923; k, pygidium, latex cast from external mould, x 2-5, ; 1, small pygidium, x 4, ; m, incomplete large cranidium showing muscle impressions, x 2, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)
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