. Author manuscript; available in PMC: 2019 Oct 1.
Published in final edited form as: Mol Phylogenet Evol. 2018 Jun 22;127:823–833. doi: 10.1016/j.ympev.2018.06.030
This is an open access article under the CC BY license (http://creativecommons.org/licenses/BY/4.0/).