Parent: Myrmotherula

└─ Myrmotherula longicauda (Stripe-chested antwren)

└─── Myrmotherula longicauda australis

└─── Myrmotherula longicauda longicauda

└─── Myrmotherula longicauda pseudoaustralis

└─── Myrmotherula longicauda soderstromi