3dFossils. (2015). GSM 24973 Ovaticeras ovatum. Zenodo.
Tohutoru Kātū Chicago (17th ed.)3dFossils. GSM 24973 Ovaticeras Ovatum. Zenodo, 2015.
Tohutoro MLA (9th ed.)3dFossils. GSM 24973 Ovaticeras Ovatum. Zenodo, 2015.
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