Echinogammarus

{{Short description|Genus of amphipod crustaceans}}

{{Automatic taxobox

| image = Echinogammarus ischnus.jpg

| image_caption = Echinogammarus ischnus

| taxon = Echinogammarus

| authority = Stebbing, 1899

| subdivision_ranks =

| subdivision =

}}

Echinogammarus is a genus of amphipod crustaceans in the family Gammaridae. The status of many of its species is incertae sedis, but its type species is Echinogammarus berilloni.{{Cite web |title=WoRMS - World Register of Marine Species - Echinogammarus Stebbing, 1899 |url=https://www.marinespecies.org/aphia.php?p=taxdetails&id=101535 |access-date=2024-05-06 |website=www.marinespecies.org}} Species in Echinogammarus are parasitized by the Filozoan species Txikispora philomaios.{{Cite journal |last1=Urrutia |first1=Ander |last2=Feist |first2=Stephen |last3=Bass |first3=David |date=2022 |title=Txikispora philomaios n. sp., n. g., a micro-eukaryotic pathogen of amphipods, reveals parasitism and hidden diversity in Class Filasterea |url=https://pubmed.ncbi.nlm.nih.gov/34726818/ |journal=Journal of Eukaryotic Microbiology |volume=69 |issue=2 |pages=e12875 |doi=10.1111/jeu.12875|pmid=34726818 }}