According to mitochondrial data (CO1), some Lysasterias species in the Southern Ocean could be species complexes.
Moreau, C.; Danis, B.; Jossart, Q.; Eléaume, M.; Sands, C.; Achaz, G.; Agüera, A.; Saucède, T. (2019). Is reproductive strategy a key factor in understanding the evolutionary history of Southern Ocean Asteroidea (Echinodermata)?. <em>Ecology and Evolution.</em> 9(15): 8465-8478.