Choristidae
(tree size 12)
Apteropanorpidae
(tree size 5)
Panorpidae
(tree size 491)
Meropeidae
(tree size 5)
Forcepflies
Eomeropidae
(tree size 8)
Nannochoristidae
(tree size 21)
Hangingfly
(tree size 257)
Hangingflies
Panorpodidae
(tree size 27)
Snow scorpionfly
(tree size 37)
Snow scorpionflies
Mesopsychidae
(tree size 11)
Pseudopolycentropodidae
(tree size 3)
Miriholcorpa
(tree size 1)
Fortiholcorpa
(tree size 1)
Raptipeda
(tree size 11)
Choristopsychidae
(tree size 6)
Parachoristidae
(tree size 17)
Permopanorpidae
(tree size 5)
Permochoristidae
(tree size 21)
Protomeropidae
(tree size 24)
Mendozachoristidae
(tree size 2)
Nedubroviidae
(tree size 1)
Pseudonannochoristidae
(tree size 8)
Holcorpidae
(tree size 3)
Aneuretopsychidae
(tree size 7)
Mesopanorpodidae
(tree size 4)
Idelopanorpidae
Eosetidae
Caenoptilonidae
Petrochoristidae
Tychtopsychidae
Xenochoristidae
Protopanorpidae
Tychtodelopteridae
Kaltanidae
Cycloristidae
Tomiochoristidae
Platychoristidae
Permomeropidae
Marimerobiidae
Martynopanorpidae
Lithopanorpidae
Thaumatomeropidae
Permilidae
Englathaumatidae
Karaungiridae
Belmontiidae
(tree size 1)
Volitorididae
Permocentropidae
Sibiriothaumatidae
Parabelmontiidae
Anormochoristidae
Cyclopterinidae
Eobanksiidae
Eumecoptera