Trinchesia herrerai is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Trinchesiidae.Korshunova T.; Fletcher K.; Martynov A. (2025). The endless forms are the most differentiated—how taxonomic pseudo-optimization masked natural diversity and evolution: the nudibranch case Zoological Journal of the Linnean Society, Volume 204, Issue 4, August 2025, zlaf057,

Taxonomic history The species was first described, then named as Cuthona herrerai in 2002. It was a Cuthona species until a DNA phylogeny of the former family Tergipedidae resulted in most species of Cuthona being transferred to the genus.

Distribution This species was described from Tarrafal de Monte Trigo, Santo Antão, Cape Verde Islands.

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