Traits taxon details
original description
(of ) Grabau, A. W. (1922). Ordovician fossils of north China. In: Ting, V. K.; Wong, W. H. (Eds). <em>Palaeontologia Sinica, Series B.</em> 1(1): 125 pp, 9 pls., available online at https://www.biodiversitylibrary.org/page/23954362 page(s): 80, pl. 7, figs 4-7 [details]
basis of record
Fang, X.; Chen, T.; Burrett, C.; Wang, Y.; Qu, Y.; Zheng, C.; Zhang, Y.; Zhang, Y.; Li, W. (2018). Middle Ordovician actinocerid nautiloids (Cephalopoda) from Xainza County, Tibet, western China, and their paleogeographic implications. <em>Journal of Paleontology.</em> 92(3): 398-411., available online at https://doi.org/10.1017/jpa.2017.152 page(s): 405 [details] Available for editors 
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