Lycothrissa

{{Short description|Genus of ray-finned fishes}}

{{Speciesbox

| display_parents = 2

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Daniels, A. |name-list-style=& |author2=Allen, D.J. |year=2020 |title=Lycothrissa crocodilus |page=e.T180690A1652045 |doi=10.2305/IUCN.UK.2020-3.RLTS.T180690A1652045.en |access-date=18 November 2024}}

| parent_authority = Günther, 1868

| taxon = Lycothrissa crocodilus

| authority = (Bleeker, 1851)

| synonyms = *Engraulis crocodilus Bleeker, 1850

| synonyms_ref = {{FishBase|Lycothrissa|crocodilus|month=June|year=2024}}

}}

Lycothrissa is a monospecific genus of ray-finned fish belonging to the family Engraulidae, the anchovies. The only species in the genus is Lycothrissa crocodilus, the sabretooth thryssa, which is found in the lakes and estuaries in Sumatra. Kalimantan, Thailand and Cambodia.