It is grey-brown and the ventral surface is covered in cilia (tiny hair like structures) that aid locomotion. Occasionally they have visable eyes.

Mid to low intertidal, this is common on sandy and rocky shores.

It is a carnivore and scavenger.

Members of the polyclad genus Anonymus are characterized by having multiple male reproductive complexes!! Leptoplana sp is considered to be an uncertain identification.

Collins: Gunson NZ Coastal Marine Invertebrates; Vol 1 Newman, L.; Holleman, J. (2009). Polycladida (Turbellaria). In: Gordon, D. (Ed.) (2009). New Zealand Inventory of Biodiversity. Volume One: Kingdom Animalia.