World Register of Marine Species (WoRMS)
Norenburg, J.; Chernyshev, A.; Kajihara, H.; Maslakova, S. (2026). World Nemertea Database. Cerebratulus signatus Coe, 1905. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=147391 on 2026-08-02
Coe, W. R. (1905). Nemerteans of the west and northwest coasts of America. Bulletin of the Museum of Comparative Zoology at Harvard College, 47: 1-318