Fewkes, J. W. (1889). New invertebrata from the coast of California. <em>Bulletin of the Essex Institute, Salem.</em> 21(7,8,9): 99-146, plates 1-7., available online athttps://www.biodiversitylibrary.org/page/11711150 page(s): 102 (6 in reprint) [details]
Schuchert, P. (2021). World Hydrozoa Database. Perigonimus formosa Fewkes, 1889. Accessed at: https://www.marinespecies.org/hydrozoa./aphia.php?p=taxdetails&id=412600 on 2024-04-30
original descriptionFewkes, J. W. (1889). New invertebrata from the coast of California. <em>Bulletin of the Essex Institute, Salem.</em> 21(7,8,9): 99-146, plates 1-7., available online athttps://www.biodiversitylibrary.org/page/11711150 page(s): 102 (6 in reprint) [details]