Muellerella thalamita

{{Short description|Species of fungus}}

{{Speciesbox

| image =

| image_caption =

| taxon = Muellerella thalamita

| authority = (Nyl. ex Cromb.) D.Hawksw., F.Berger & LaGreca (2014)

| synonyms =

• Endococcus thalamita {{small|Nyl. (1877)}}

}}

Muellerella thalamita is a species of lichenicolous fungus in the family Verrucariaceae.{{GBIF |id=10687443|taxon=Muellerella thalamita |accessdate=17 July 2022}} It grows on the apothecia of Orcularia insperata, Baculifera micromera and Hafellia disciformis, which are lichens that grow on bark.