| Citation | Compagno, L.J.V., 2003, Hexanchidae. Cowsharks, sixgill, and sevengill sharks.. p. 374-376. In K.E. Carpenter (ed.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Atlantic. Vol. 1: Introduction, molluscs, crustaceans, hagfishes, sharks, batoid fishes, and chimaeras. |
| Ref. | 49527 Compagno, L.J.V., 2003 |
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| Named Used as Valid | Heptranchias perlo |
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