Smith, A. (1837)
Dr. Andrew Smith on the necessity for a revision of the groups included in the Linnean genus Squalus. Proceedings of the Zoological Society of London, Part 5, 85–86
Müller, J. & Henle, F.G.J. (1841)
Systematische Beschreibung der Plagiostomen. Berlin, Veit, pp. 1–200
Gray, J.E. (1851)
List of the specimens of fish in the collection of the British Museum. Part I. Chondropterygii. British Museum (Natural History), London, 160 pp
Bleeker, P. (1859)
Over eenige vischsoorten van de Kaap de Goede Hoop. Natuurkundig Tijdschrift voor Nederlandsch Indië, 21, 49–80
Dumeril, A.H.A. (1865)
Histoire naturelle des poissons ou ichthyologie générale. Tome Premier. Elasmobranchés. Plagiostomes et Holocéphales ou Chimères. Librairie Encyclopédique de Roret, Paris. 720 pp
Günther, A. (1870)
Catalogue of the fishes in the British Museum. London, British Museum(Natural History). Vol. 8: 549 p.
Day, F. (1878)
The Fishes of India; being a natural history of the fishes known to inhabit the seas and fresh waters of India, Burma, and Ceylon. B. Quaritch, London, Part 4: i–xx + 553–779, Pls. 139–195
Hasse, C. (1882)
Das natürliche System der Elasmobranchier auf Grundlage des Baues und der Entwicklung ihrer Wirbelsäule. Eine morphologische und paläontologische Studie. III: 181–285, pl. 1–12.
Day, F. (1889)
The Fauna of British India, including Ceylon and Burma. Fishes. London, 1, i-xviii, 1-548, figs. 1-164; 2, pp. i-xiv, 1-509, figs. 1-177