Not specifically stated. The specific epithet chilensisrefers to the type locality of the species, Chile.
Blake, James A.; Woodwick, Keith H. (1971). A review of the genus <i>Boccardia</i> Carazzi (Polychaeta Spionidae) with description of two new species. <em>Bulletin of the Southern California Academy of Sciences.</em> 70(1): 31-42.available online athttps://biodiversitylibrary.org/page/34304499 Available for editors [request]