| Referência no. | Descrição | Ano | Nome utilizado | Página |
|---|---|---|---|---|
| 205 | Breder, C.M. and D.E. Rosen, 1966. Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p. | 1966 | Squalus formosus | 622-623 |
| 87791 | White, W.T. and S.P. Iglésias, 2011. Squalus formosus, a new species of spurdog shark (Squaliformes: Squalidae), from the western North Pacific Ocean. J. Fish Biol. 79:954-968. | 2011 | Squalus formosus | --> |
| 105471 | eElurikkus, 2015. eElurikkus koondab ühte portaali Eesti eluslooduse andmed. http://elurikkus.ut.ee/ | 2015 | Squalus formosus | --> |