(ofJaponactaeon longissimus Á. Valdés, 2008)Valdés, Á. (2008). Deep-sea "cephalaspidean" heterobranchs (Gastropoda) from the tropical southwest Pacific. In: Héros, V. et al. (eds) Tropical Deep-Sea Benthos 25. <em>Mémoires du Muséum national d'Histoire naturelle.</em> 196: 587-792. (look up in IMIS) page(s): 604, figs 6E-G, 7, 8B [details]
MolluscaBase eds. (2024). MolluscaBase. Acteon longissimus (Á. Valdés, 2008). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=716746 on 2024-05-01