杯海百合属 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "杯海百合属" in Chinese language version.

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archive.org

Walker, Cyril; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 167. ISBN 0789489848.

doi.org

Thomas W. Kammer; Edgar W. Roeser (2012). "Cladid Crinoids from the Late Kinderhookian Meadville Shale, Cuyahoga Formation of Ohio". Journal of Paleontology. 86 (3), pages 470–487, doi:10.1666/11-101.1