Figure 6.

The geographic positions of ephedroid macrofossil localities in western Liaoning Province, Northeast China. Left: Dawangzhangzi Village, Lingyuan City—the type locality of Chengia laxispicata gen. et sp. nov.. Middle: Huangbanjigou Village, Beipiao City—a previously reported locality abundant in ephedroid macrofossils.

Yang et al. BMC Evolutionary Biology 2013 13:72   doi:10.1186/1471-2148-13-72
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