Dichotomous Key/Chondrichthyes

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Dichotomous Key: Chondrichthyes Kingdom: Animalia Phylum: Animalia Subphylum: Chordata Class: Chondrichthyes Information related to Chondrichthyes Wikipedia Wikispecies Wikicommons

Parent key: Chordata Subphyla Vertebrata Key: Chondrichthyes Vertebrata Chondrichthyes

Chordata keys

Subphyla

Myxini | Urochordata

Classes

Actinistia | Actinopterygii | Amphibia | Aves | Chondrichthyes | Dipnoi | Mammalia | Petromyzontida | Reptilia

[edit] 1

• Scales
  • Present - #2: Elasmobranchii
  • Not present - Chimaeriformes

[edit] 2: Elasmobranchii

• Body shape
  • Dorso-ventrally flattened - Rajomorphii or Squatiniformes
  • Fusiform - Selachimorpha