Their flattened body plan allows for maneuverability into small spaces common in rocky intertidal areas.

[6] In the case of the diamondback tritonia, these nudibranchs are typically light pink, orange or white in color[7] and have an intricate pattern along their back.

[11] More specifically, the diamondback tritonia is the only known predator to the polyps of Discophyton rudyi, which are small, colony-forming soft corals found on the rocky shores of the Northeast Pacific Ocean.

[12] Diamondback tritonias feed on these varying prey by using their digitate frontal veil to locate and attack them before the polyps can contract into a state of protection.

The first to succeed is deemed the dominant male and the other individual deposits the fertilized eggs on a substratum to develop.