Hexanchiformes
| Use attributes for filter ! | |
| Mass | Broadnose sevengill shark |
|---|---|
| Order | F. de Buen |
| Scientific name | Hexanchiformes |
| Rank | Order |
| Higher classification | Sharks |
| Subclass | Elasmobranchii |
| Date of Reg. | |
| Date of Upd. | |
| ID | 3023319 |
About Hexanchiformes
The Hexanchiformes are the order consisting of the most primitive types of sharks, and numbering just seven extant species. Fossil sharks that were apparently very similar to modern sevengill species are known from Jurassic specimens.