Parent: Macrosphenidae

└─ Macrosphenus

└─── Macrosphenus concolor (Grey longbill)

└─── Macrosphenus flavicans (Yellow longbill)

└─── Macrosphenus kempi (Kemp's longbill)

└─── Macrosphenus kretschmeri (Kretschmer's longbill)

└─── Macrosphenus pulitzeri (Pulitzer's longbill)