Cornufer magnus

{{short description|Species of frog}}

{{Speciesbox

| image =

| status = LC

| status_system = IUCN3.1

| taxon = Cornufer magnus

| authority = (Brown & Menzies, 1979)

| synonyms = * Platymantis magna

|status_ref={{cite iucn |author=IUCN SSC Amphibian Specialist Group |date=2020 |title=Cornufer magnus |volume=2020 |page=e.T58467A151671746 |doi=10.2305/IUCN.UK.2020-3.RLTS.T58467A151671746.en |access-date=15 November 2021}}

}}

Cornufer magnus is a species of frog in the family Ceratobatrachidae.

It is endemic to Papua New Guinea. It lives as high above sea level as 1175 meters above sea level.{{BioRef|ASW6

|title=Cornufur magnus (Zweifel, 1975)

|url=https://amphibiansoftheworld.amnh.org/Amphibia/Anura/Ceratobatrachidae/Ceratobatrachinae/Cornufer/Cornufer-magnus

|access-date=January 21, 2023}}{{BioRef|amphibiaweb

|title= Cornufer magnus (Brown and Parker, 1970)

|author1=

|editor1=

|date=

|language=

|url=https://amphibiaweb.org/species/4903

|access-date=January 21, 2023}}

Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montane forests, rivers, caves, plantations, rural gardens, and heavily degraded former forest.

It is threatened by habitat loss.