GB3D Type Fossils

Kingdom Animalia

  Phylum Echinodermata

    Class Ophiuroidea

      Order Oegophiurida

Urosoma hirudo (Forbes)

Paleaster hirudo (Forbes)

Uraster hirudo Forbes

Uraster hirudo Forbes: Holotype

Ludlow Epoch (Silurian Period) (423.6 – 427.4 Ma B.P.)

Forbes 1849. Figures and Descriptions illustrative of British organic remains Memoirs of the Geological Survey of England and Wales dec. i (1): p.3 pl. i, fig.4?

McCoy 1851 a. A synopsis of the classification of the British Palaeozoic rocks with a systematic description of the British Palaeozoic fossils (2): p.59

Salter 1873. Catalogue of the Cambrian and Silurian fossils contained in the Geological Museum of the University of Cambridge (3): p.163

Salter 1873. Catalogue of the Cambrian and Silurian fossils contained in the Geological Museum of the University of Cambridge (1): p.163

Spencer 1930. A monograph of the British Palaeozoic Asterozoa Palaeontographical Society Monographs (5): p.434

Spencer 1930. A monograph of the British Palaeozoic Asterozoa Palaeontographical Society Monographs (6): p.434 text-fig.278 pl. xxvii figs.4, 5

Woods, H. 1891. Catalogue of the Type Fossils in the Woodwardian Museum, Cambridge. Henry Woods with preface by T. McKenny Hughes CUP. 180+xiv SPL: II. 16 (4): p.35