 | Hsu, H.-H. and S.-J. Joung, 2004, Four new records of cartilaginous fishes from Taiwan., J. Fish. Soc. Taiwan 31(3). |
| Ishiyama, R., 1958, Studies on the Rajid Fishes (Rajidae) Found in the Waters Around Japan., The Shimonoseki College of Fisheries. |
| Nakabo T., 2002, Fishes of Japan - with pictorial keys to the species, English edition., Tokai University. |
