The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.


  • Y.u. L. Pelman. 1983. Lower Cambrian stage subdivision of the Siberia-atlas of fossils. Phylum Mollusca. Mollusks of uncertain systematic position. Rossiiskaya Akademiya Nauk Sibirskoe Otdelenie Trudy Instituta Geologii i Geofiziki 558:1-102


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