IMAGE

Figure 1

ID
ZDB-IMAGE-190723-2510
Source
Figures for Burkhard et al., 2017
Image
Figure Caption

Figure 1

Evolutionary adaption of the cardiac circulation system, with regard to important morphological (red) and functional (purple) novelties. Heart and pacemaker evolution of existent Eumetazoans, from the presumptive common bilaterian ancestor to vertebrates (top) and within the vertebrate subphylum (bottom). Orange: All groups with an intrinsic pacemaker system, includes all vertebrates.

Acknowledgments
This image is the copyrighted work of the attributed author or publisher, and ZFIN has permission only to display this image to its users. Additional permissions should be obtained from the applicable author or publisher of the image. Full text @ J Cardiovasc Dev Dis
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