Phaeonectriella
{{Short description|Genus of fungi}}
{{Taxobox
| image =
| image_caption =
| regnum = Fungi
| divisio = Ascomycota
| classis = Sordariomycetes
| subclassis = Hypocreomycetidae
| ordo = Microascales
| familia = Halosphaeriaceae
| genus = Phaeonectriella
| genus_authority = Eaton & E.B.G.Jones
| type_species = Phaeonectriella lignicola
| type_species_authority = R.A.Eaton & E.B.G.Jones
| subdivision_ranks = Species
| subdivision = A. appendiculata
A. lignicola
}}
Phaeonectriella is a genus of fungi in the family Halosphaeriaceae.{{cite journal |last=Lumbsch TH, Huhndorf SM. |date=December 2007 |title=Outline of Ascomycota – 2007 |journal=Myconet |volume=13 |pages=1–58 |url=http://archive.fieldmuseum.org/myconet/outline.asp |publisher=The Field Museum, Department of Botany |location=Chicago, USA |access-date=2014-11-02 |archive-date=2009-03-18 |archive-url=https://web.archive.org/web/20090318003134/http://www.fieldmuseum.org/myconet/outline.asp |url-status=live }}