It has two compound lateral eyes, each composed of about 1,000 ommatidia, plus a pair of median eyes that are able to detect both visible light and ultraviolet light, a single endoparietal eye, and a pair of rudimentary lateral eyes on the top.
Ten dous ollos compostos laterais, cada un composto por uns 1000 omatidios, e ademais un par de ollos medios que son capaces de detectar tanto a luz visible coma a ultravioleta, un só ollo endoparietal, e un par de ollos laterais rudimentarios na parte superior.