Time‐calibrated phylogeny of the Ellimmichthyiformes illustrating the major divergences of subgroups of double‐armoured herrings based on fossil evidence. Blue lines are used to indicate marine taxa, whereas red lines are used to indicate non‐marine taxa. Data from Grande (1982, 1985), Chang & Grande (1997), Taverne (1997), Chang & Maisey (2003), Forey et al. (2003), Hay et al. (2007), Alvarado‐Ortega & Ovalles‐Damián (2008), Khalloufi et al. (2010), Poyato‐Ariza et al. (2000), Murray & Wilson (2013), Bannikov (2015), Vernygora & Murray (2015), Figueiredo & Ribeiro (2016, 2017), Murray et al. (2016), Alvarado‐Ortega & Melgarejo‐Damián (2017) and Marramà & Carnevale (2017a). Chronostratigraphic scheme adopted and modified from International Chronostratigraphic Chart v 2016/12. Colour online.