Zoja R. (1893). Intorno ad un nuovo idroide. <em>Mittheilungen aus der Zoologischen Station zu Neapel.</em> 10(4): 519-526, pl. 33., available online athttps://www.biodiversitylibrary.org/page/9626372 page(s): 519, pl 33 figs 1-13 [details]
Schuchert, P. (2021). World Hydrozoa Database. Umbrellaria aloysii Zoja, 1893. Accessed at: https://www.marinespecies.org/hydrozoa.../aphia.php?p=taxdetails&id=869991 on 2024-05-03
original descriptionZoja R. (1893). Intorno ad un nuovo idroide. <em>Mittheilungen aus der Zoologischen Station zu Neapel.</em> 10(4): 519-526, pl. 33., available online athttps://www.biodiversitylibrary.org/page/9626372 page(s): 519, pl 33 figs 1-13 [details]