Dichotomous Key/Reptilia
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< Dichotomous Key(Redirected from Dichotomous Key:Reptilia)
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| Chordata keys |
| Subphyla |
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| Myxini | Urochordata |
| Classes |
| Actinistia | Actinopterygii | Amphibia | Aves | Chondrichthyes | Dipnoi | Mammalia | Petromyzontida | Reptilia |
Contents |
[edit] 1
[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