Peacock-tail spots, e.g

Usage examples of ocelli.

Its two huge eyes extend in large oval patches from the center of the top of the cranium down either side of the head to below the roots of the horn, so that these weapons really grow out from the lower part of the eyes, which are composed of several thousand ocelli each.

The Korozhet can exude suckerlike pedicellaria, ocelli (simple eyes) and other sensory organelles from the hollow spines.

Smith has observed, the larger workers have simple eyes (ocelli), which though small can be plainly distinguished, whereas the smaller workers have their ocelli rudimentary.

For the workers of Myrruica have not even rudiments of ocelli, though the male and female ants of this genus have well-developed ocelli.

They had no eyestalks like Earthly spiders, but they might have had any number of ocelli set within their fur.