Figure 2.

Examples of developmental events examined. Illustration of selected developmental events as used in this study. Graptemys nigrinoda (a, i), Chelonia mydas (b, f, g), Emydura subglobosa (c, h), Lepidochelys olivacea (d, e). Depicted elements refer to selected events as used in this study (see supplement). Embryos are of different ages and not to scale.

Werneburg and S├ínchez-Villagra BMC Evolutionary Biology 2009 9:82   doi:10.1186/1471-2148-9-82
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