original description
Jones, Meredith L. (1981). Riftia pachyptila, new genus, new species, the vestimentiferan worm from the Galápagos Rift geothermal vents (Pogonophora. <em>Proceedings of the Biological Society of Washington.</em> 93(4): 1295-1313., available online at http://biodiversitylibrary.org/page/34600182
page(s): 1311 [details]
From editor or global species database
Etymology Author: "Perviata new subphylum (from Latin, pervius (affording a passage, open, penetrable), in reference to the lack of an operculum-like structure in the remaining pogonophorans)." In contrast to the Obturata. [details]