Heterococcus

{{Short description|Genus of algae}}

{{Automatic taxobox

| image = Heterococcus Marietanii Vischer.jpg

| image_caption = Drawings of Heterococcus marietanii

| taxon = Heterococcus

| authority = Chodat, 1908

| subdivision_ranks = Species

| subdivision_ref =

| subdivision = See text

}}

Heterococcus is a genus of yellow-green algae (xanthophytes) in the family Heteropediaceae.{{cite web | url = http://www.algaebase.org/browse/taxonomy/?id=6739 | publisher = AlgaeBase version 4.2 World-wide electronic publication, National University of Ireland, Galway | access-date = 2018-04-10 | title = Genus: Heterococcus taxonomy browser |author1=Guiry, M.D. |author2=Guiry, G.M. |name-list-style=amp | year = 2007 }} It is the only xanthophyte genus known to form lichens.

Pirula is regarded as a synonym.{{cite web | url = http://www.algaebase.org/browse/taxonomy/?id=103686 | publisher = AlgaeBase version 4.2 World-wide electronic publication, National University of Ireland, Galway | access-date = 2018-04-10 | title = Genus: Pirula taxonomy browser |author1=Guiry, M.D. |author2=Guiry, G.M. |name-list-style=amp | year = 2007 }}