From Yangtze + -an.
Yangtzean (not comparable)
- Of or pertaining to the Yangtze river.
1988, Lyman P. Van Slyke, Yangtze: Nature, History, and the River, Addison-Wesley Publishing Co., →ISBN, page 3:Natural time, social time, remembered time — these are the three kinds of time, the three lenses, through which I will try to view the Yangtzean world.
1990, Palaeontologia Cathayana, volume 5, page 173:In China, the Yangtzean (or North China) fauna is equivalent to the shelf biofacies including endemic polymeroid ptychoparioids, corynexochids, redlichiids, etc., […]
2001, Stephen J. Pyne, Fire: A Brief History, University of Washington Press, →ISBN, page 68:Excepting some outliers — true wildlands, or the Nilotic, Mesopotamian, Yangtzean floodplains — fire and field came to share a mutual geography.