Dichotomous Key/Reptilia

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

Parent key: Chordata Subphyla Vertebrata Key: Reptilia Vertebrata Reptilia

Chordata keys
Subphyla
Myxini | Urochordata
Classes
Actinistia | Actinopterygii | Amphibia | Aves | Chondrichthyes | Dipnoi | Mammalia | Petromyzontida | Reptilia

Contents 1 1 2 2 3 3 4 4

[edit] 1

• Upper and a lower lateral temporal fenestra
  • Both present - #3
  • Not present - #2

[edit] 2

• Ribs adapted into hard shells
  • Present - Dichotomous Key:Testudines
  • Not present - Tuatara

[edit] 3

• Cloacal opening
  • Longitudinal slit Dichotomous Key:Crocodylia
  • Transverse slit - #4

[edit] 4

• Jaw disarticulation
  • Present - Order:Dichotomous Key:Serpentes
  • Not present - Dichotomous Key:Sauria