British Upper Silurian crinoids from the Ludlovian
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A brief review of the crinoid fauna of the Ludlow formation is followed by the redescription of Eutaxocrinus maccoyanus (Salter) and Meristocrinus orbignyi (M'Coy). The following new species are described: Gissocrinus ludensis, Mastigocrinus bravoniensis, and Hapalocrinus quinquepennis. Pisocrinus cf. sphericus (Rowley) and Cicerocrinus spp. also occur in the fauna.
Citations
RAMSBOTTOM, W. H. C. 1958. British Upper Silurian crinoids from the Ludlovian. Palaeontology, 1, 2, 106–115.