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Iglésias, S.P.; G. Lecointre & D.Y. Sellos (2005). "Extensive paraphylies within sharks of the order Carcharhiniformes inferred from nuclear and mitochondrial genes". Molecular Phylogenetics and Evolution. 34 (3): 569–583. Bibcode:2005MolPE..34..569I. doi:10.1016/j.ympev.2004.10.022. PMID15683930.
Human, B.A.; E.P. Owen; L.J.V. Compagno & E.H. Harley (May 2006). "Testing morphologically based phylogenetic theories within the cartilaginous fishes with molecular data, with special reference to the catshark family (Chondrichthyes; Scyliorhinidae) and the interrelationships within them". Molecular Phylogenetics and Evolution. 39 (2): 384–391. Bibcode:2006MolPE..39..384H. doi:10.1016/j.ympev.2005.09.009. PMID16293425.
Konstantinou, H.; J.R. Cozzi (1998). "Galeus springeri, a new species of sawtail catshark from the Caribbean Sea (Chondrichthys, Scyliorhinidae)". Copeia. 1998 (1): 151–158. doi:10.2307/1447711. JSTOR1447711.
Iglésias, S.P.; G. Lecointre & D.Y. Sellos (2005). "Extensive paraphylies within sharks of the order Carcharhiniformes inferred from nuclear and mitochondrial genes". Molecular Phylogenetics and Evolution. 34 (3): 569–583. Bibcode:2005MolPE..34..569I. doi:10.1016/j.ympev.2004.10.022. PMID15683930.
Human, B.A.; E.P. Owen; L.J.V. Compagno & E.H. Harley (May 2006). "Testing morphologically based phylogenetic theories within the cartilaginous fishes with molecular data, with special reference to the catshark family (Chondrichthyes; Scyliorhinidae) and the interrelationships within them". Molecular Phylogenetics and Evolution. 39 (2): 384–391. Bibcode:2006MolPE..39..384H. doi:10.1016/j.ympev.2005.09.009. PMID16293425.