World Register of Marine Species (WoRMS)
WoRMS (2026). Hirudo branchiata Menzies, 1791. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=370711 on 2026-08-29
Menzies, A. (1791). Description of three new animals found in the Pacific Ocean. Transactions of the Linnean Society of London. 1: 187-188, plate 17, figure 1-2.