:Thorntooth grenadier

{{Short description|Species of fish}}

{{Speciesbox

| name = Thorntooth grenadier

| image = Lepidorhynchus_denticulatus_(Thorntooth_grenadier).gif

| image_caption = Drawing by Dr Tony Ayling

| genus = Lepidorhynchus

| parent_authority = J. Richardson, 1846

| species = denticulatus

| authority = J. Richardson, 1846

}}

The thorntooth grenadier or javelin fish, Lepidorhynchus denticulatus, is a rattail, the only member of the genus Lepidorhynchus, found around southern Australia and New Zealand, at depths of between 200 and 1,000 m. Its length is between 20 and 55 cm.