Parent: Acanthizidae

└─ Acanthiza

└─── Acanthiza apicalis

└─── Acanthiza chrysorrhoa (Yellow-rumped thornbill)

└─── Acanthiza ewingii (Tasmanian thornbill)

└─── Acanthiza inornata (Western thornbill)

└─── Acanthiza iredalei (Slender-billed thornbill)

└─── Acanthiza katherina (Mountain thornbill)

└─── Acanthiza lineata (Striated thornbill)

└─── Acanthiza murina (Papuan thornbill)

└─── Acanthiza nana (Yellow thornbill)

└─── Acanthiza pusilla (Brown thornbill)

└─── Acanthiza reguloides (Buff-rumped thornbill)

└─── Acanthiza robustirostris (Slaty-backed thornbill)

└─── Acanthiza uropygialis (Chestnut-rumped thornbill)