The electronic version with Zoobank LSID and all volume and pagination information was published in 2018, which should thus be the year of publication. Confusingly, the publisher has dated the article as 2019, when the printed version is released.
O'Hara, T. D.; Hugall, A. F.; Cisternas, P. A.; Boissin, E.; Bribiesca-Contreras, G.; Sellanes, J.; Paulay, G.; Byrne, M. (2018). Phylogenomics, life history and morphological evolution of ophiocomid brittlestars. <em>Molecular Phylogenetics and Evolution.</em> 130: 67-80.