Multilocus phylogeny, natural history traits and classification of natricine snakes (Serpentes: Natricinae) Author Deepak, V Author Cooper, Natalie Author Poyarkov, Nikolay A Author Kraus, Fred Author Burin, Gustavo Author Das, Abhijit Author Narayanan, Surya Author Streicher, Jeffrey W Author Smith, Sarah-Jane Author Gower, David J text Zoological Journal of the Linnean Society 2022 2022-05-01 195 1 279 298 https://academic.oup.com/zoolinnean/article/195/1/279/6446347 journal article 10.1093/zoolinnean/zlab099 0024-4082 6530753

Table 2. Fossil calibrations and root calibration used in the TREEPL divergence dating analysis

Calibration	Node calibrations	Minimum Maximum
		age (Mya) age (Mya)
1	Oldest divergence within crown Alethinophidia	93.9	95.0
2	Oldest divergence between non-xenodermid colubroids and their closest living	50.5	72.0
	relative (Xenodermidae)
3	Divergence between Boinae and the sister taxon (Erycinae + Candoiinae)	58.0	64.5
4	Divergence between Corallus and (Chilabothrus + (Epicrates + Eunectes))	50.0	64.0
5	Divergence between Viperinae and Crotalinae	20.0	23.5
6	Divergence between Acrochordus javanicus and (A. ararfurae + A. granulatus)	18.1	23.5
7	Oldest divergence between Naja (Afronaja) and Naja (Boulengerina)	17.0	20.5
8	Root age of Serpentes	123	128