Children (8 direct children, 8 direct and indirect children):
Mentodus perforatus
Largepore tubeshoulder
Mentodus crassus
Mentodus rostratus
Beaked searsid
Mentodus eubranchus
Mentodus bythios
Mentodus longirostris
Longbilled searsid
Mentodus mesalirus
Midridged searsid
Mentodus facilis
Dark searsid