Fig. 4 in New dinosaur egg material from Yunxian, Hubei Province, China resolves the classification of dendroolithid eggs

Fig. 4. Radial thin sections showing variety of dendroolithid eggshell microstructure of Placoolithus tumiaolingensis (Zhou, Ren, Xu, and Guan, 1998) comb. nov. from the Upper Cretaceous of the Tumiaoling outcrop, Yunxian, Hubei Province, China. A. TML 9, few branches. B. TML 10, fasciculate branches. C. TML 4, thinner eggshell. D. Eggshell from TML 4 with the Dendroolithus tumiaolingensis (Zhou, Ren, Xu, and Guan, 1998) microstructure from the Upper Cretaceous of the Tumiaoling outcrop, Yunxian, Hubei Province, China. E. Eggshell from TML 4 with Dendroolithus hongzhaiziensis (Zhou, Ren, Xu, and Guan, 1998) microstructure from the Upper Cretaceous of the Tumiaoling outcrop, Yunxian, Hubei Province, China. F. Eggshell from TML 8 with Paradendroolithus qinglongshanensis (Zhou, Ren, Xu, and Guan, 1998) microstructure from the Upper Cretaceous of the Tumiaoling outcrop, Yunxian, Hubei Province, China. Scale bars 400 μm.