Etmopterus spinax (Linnaeus, 1758)
| VII.—A synopsis of the sharks of the family Squalidæ C Tate Regan (1908) Annals And Magazine of Natural History 2: 39-57 | |
| The Plagiostomia (sharks, skates and rays) Samuel Garman (1913) Memoirs of the Museum of Comparative Zoology, Harvard University 36: 1-515 | |
| List of the fishes, types of Poey, in the Museum of Comparative Zoölogy L Howell Rivero (1938) Bulletin of the Museum of Comparative Zoology 82: 169-227 |