Nomenclatural act
Plant Fossil Names Registry Number: PFN000198
Act LSID: urn:lsid:plantfossilnames.org:act:198
Nilssoniopteris crassiaxis sp. nov.
Zhao, Y., Deng, S., Shang, P., Leng, Q., Lu, Y., Fu, G. & Ma, X. (2018): Two new species of Nilssoniopteris (Bennettitales) from the Middle Jurassic of Sandaoling, Turpan-Hami Basin, Xinjiang, NW China. – Journal of Paleontology 92(4): 525–545.