Mironov, A. N. 1997. [Holasteroid sea urchins. 4. Echinosigra]. Zoologicheskii Zhurnal 76, 173-186. page(s): 180 [details]
Kroh, A.; Mooi, R. (2024). World Echinoidea Database. Echinosigra (Echinogutta) Mironov, 1997. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=815986 on 2024-07-03