Rusty thicketbird

{{Short description|Species of bird}}

{{Speciesbox

| image = OrtygocichlaRubignosaSmit.jpg

| image_caption = Illustration by Joseph Smit (1881)

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn|url=https://www.iucnredlist.org/details/22715549/0 |title=Megalurulus rubiginosus |author=BirdLife International |author-link=BirdLife International |year=2012 |access-date=26 November 2013}}

| genus = Cincloramphus

| species = rubiginosus

| authority = (PL Sclater, 1881)

| synonyms = Ortygocichla rubiginosa
Megalurulus rubiginosus

}}

The rusty thicketbird (Cincloramphus rubiginosus) is a bird species. Previously placed in the "Old World warbler" family Sylviidae, it does not seem to be a close relative of the typical warblers; probably it belongs in the grass warbler family Locustellidae. It is found in New Britain only.