Kier, P. M. 1973. A new Silurian echinoid genus from Scotland. Palaeontology 16, 651-663.
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Kier, P. M.
1973
A new Silurian echinoid genus from Scotland
Palaeontology
16: 651-663
Publication
A new genus and species of echinoid, Aptilechinus caledonensis, is described from Silurian (Llandovery) of Scotland. This species, the sixth known from the Silurian, is a flexible echinoid belonging to the family Lepidocentridae. It is unusual in having its largest spines attached to the ambulacra.