Thandar, A.S. 2013.

Trachythyone flaccida, a new sea cucumber species from southern Angola (Echinodermata:Holothuroidea:Dendrochirotida:Cucumariidae) with key to the genus

. Zootaxa. 3693, 3 (Jul. 2013), 395–400. DOI:https://doi.org/10.11646/zootaxa.3693.3.10.