Dichotomous Key/Hexanchiformes
Appearance
(Redirected from Dichotomous Key:Hexanchiformes)
Hexanchiformes | |
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Kingdom | Animalia |
Phylum | Chordata |
Subphylum | Vertebrata |
Class | Chondrichthyes |
Subclass | Elasmobranchii |
Superorder | Selachimorpha |
Order | Hexanchiformes |
Information related to Hexanchiformes Wikipedia • Wikispecies • Wikicommons | |
1
- Tissue on gill slits
- Protruding - Chlamydoselachus anguineus
- Not protruding - #2
2
3
- Number of pups in one litter
- 22 to 108 - Hexanchus griseus
- 13 or less - Hexanchus nakamurai
4
- Spots
- Present - Notorynchus cepedianus
- Absent - Heptranchias perlo