Many of the species have an attractive pattern on their dorsal surface which resembles the veins in a leaf, hence the common name.

[2] Leaf-veined slugs live on the various land masses and islands in the south-west Pacific area.

In te reo Māori, leaf-veined slugs are known as putoko ropiropi.

[4] While they belong to the pulmonate snails, they lack a true lung.

The vascularized mantle cavity is reduced, and a series of blind tubules radiate from it, being surrounded blood vessels.