Halidesmus

{{Short description|Genus of fishes}}

{{Automatic taxobox

| image = HalidesmusScapularisFord.jpg

| image_caption = Halidesmus scapularis

| taxon = Halidesmus

| authority = Günther, 1872{{cite WoRMS |id=204331 |title=Halidesmus |year=2014 |accessdate=15 October 2018 |db=FishBase}}

| type_species = Halidesmus scapularis

| type_species_authority = Günther, 1872{{Cof record|genid=3593|title=Halidesmus|access-date=15 October 2018}}

| synonyms = *Pholioides Nielsen, 1961

• Porogrammus Gilchrist & Thompson, 1916
• Tentaculus Rao & Dutt, 1966

| synonyms_ref =

}}

Halidesmus is a genus of ray-finned fishes, the type genus of the subfamily Congrogadinae, the eel blennies, part of the dottyback family, Pseudochromidae. They are found in the western Indian Ocean as far east as India,{{FishBase|Halidesmus|thomaseni|month=June|year=2018}} with one species extending marginally into the south-east Atlantic Ocean.{{FishBase|Halidesmus|scapularis|month=June|year=2018}}