MolluscaBase taxon details
original description
Kobayashi, T. (1935). On the phylogeny of the primitive nautiloids, with descriptions of Plectronoceras liaotungense, new species and Iddingsia (?) shantungensis, new species. <em>Japanese Journal of Geology and Geography.</em> 12: 17-26. [details]
original description
(of Protactinoceratidae Chen & Qi, 1979 †) Chen, J.-Y.; Zou, X.-P.; Chen, T.-E.; Qi, D.-L. (1979). Late Cambrian cephalopods of North China. Plectronocerida, Protactinocerida (ord. nov.) and Yanhecerida (ord. nov.). <em>Acta Palaeontologica Sinica.</em> 18:1-24 [in Chinese]. page(s): 11 [details]
original description
(of Balkoceratidae Flower, 1964 †) Flower, R. H. (1964). The nautiloid order Ellesmeroceratida (Cephalopoda). <em>State Bureau of Mines and Mineral Resources New Mexico Institute of Mining and Technology, Memoir.</em> 12: 1-234., available online at https://geoinfo.nmt.edu/publications/monographs/memoirs/downloads/12/Memoir-12.pdf page(s): 33 [details]
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