Daphnella axis, common name the axle pleuratoma, is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.

[1] (Original description) The shell is straightly acuminate and contracted at the upper part.

The whorls show two keels round the upper part.

The sinus, which is formed between the two keels, is unusually deep.

The color of the shell is whitish, somewhat indistinctly stained with orange-brown.