Tetrameric crinoid columnals from the Ordovician of Wales

Volume / Part: 26 / 4
Publication Date: November 1983
Page(s): 845 - 849
Authored By: S. K. Donovan

£1.00

Colpodecrinus forbesi sp. nov. is founded on the evidence of unusual tetrameric crinoid columnals similar to those of C. quadrifidus Sprinkle and Kolata. The columnals of C. forbesi have quadrangular lumina, either tetrastellate or square, whereas those of C. quadrifidus are tetralobate.

Palaeontology - Volume 26 Part 4 Pages 845-849

Palaeontology - Volume 26 Part 4 Pages 845-849

Citations

DONOVAN, S. K. 1983. Tetrameric crinoid columnals from the Ordovician of Wales. Palaeontology, 26, 4, 845–849.