Line drawings of forewing samples for 14 representative species used in analyses. a
Permopsyche rasnitsyni, from Bashkuev, 2011 [22]. b
Permopsyche issadensis, from Bashkuev, 2011 [22]. c
Permopsyche belmontensis, from Riek, 1953 [16] and Bashkuev, 2011 [22]. d
Mesopsyche triareolata, from Bashkuev, 2011 [22] and Lambkin, 2014 [24]. e
Mesopsyche dobrokhotovae, from Novokshonov, 1997 [18] and Bashkuev, 2011 [22]. f
Mesopsyche shcherbakovi, from Novokshonov, 1997 [18]. g
Lichnomesopsyche gloriae, from Ren, Labandeira, and Shih, 2010 [21]. h
Lichnomesopsyche daohugouensis, from Ren, Labandeira, and Shih, 2010 [21]. i
Epicharmesopsyche pentavenulosa, from Shih, Qiao, Labandeira, and Ren, 2013 [23]. j
Vitimopsyche kozlovi from Ren, Labandeira, and Shih, 2010 [21] (one crossvein [between MP2 and MP3] estimated using other two species of the same genus). k
Vitimopsyche torta, from Novokshonov and Sukacheva, 2001 [19] (two landmarks [for endings of 1A and 2A] estimated using average of the other two species of the genus). l
Permopanorpa inaequalis, from Beckemeyer and Hall, 2007 [51]. m
Protopanorpa longicubitalis, from Bashkuev, 2010 [39]. n
Pseudopolycentropus janeannae, from Ren et al., 2010 [8]. Scale bars represent 5 mm in (e) and (g–m), 1 mm in (a–c), and 3 mm in (d), (f) and (n)