|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Hexanchus (sixgill shark)
Chondrichthyes - Hexanchiformes - Hexanchidae
It was assigned to Hexanchidae by Jordan (1963), Thies (1983), Bendix-Almgreen (1983), Kumar and Loyal (1987), Long et al. (1993), Cione and Reguero (1994) and Purdy et al. (2001); and to Hexanchiformes by Sepkoski (2002).
|Year||Name and author|
|1963||Hexanchus Jordan p. 597|
|1983||Hexanchus Bendix-Almgreen p. 2|
|1983||Hexanchus Thies p. 18|
|1987||Hexanchus Kumar and Loyal p. 62|
|1993||Hexanchus Long et al. p. 655|
|1994||Hexanchus Cione and Reguero p. 5|
|2001||Hexanchus Purdy et al. p. 84|
|2002||Hexanchus Sepkoski, Jr.|
Is something missing? Join the Paleobiology Database and enter the data
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.