Dichotomous Key/Cetacea
< Dichotomous Key| Cetacea | |
|---|---|
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Class | Mammalia |
| Subclass | Placentalia |
| Order | Cetacea |
| Parent key: Mammalia |
| Subclasses |
|---|
| Marsupialia - Monotremata - Placentalia |
| Key: Mammalia |
| Orders |
| Afrosoricida - Artiodactyla - Carnivora - Cetacea - Chiroptera - Dermoptera - Insectivora - Lagomorpha - Macroselidae - Marsupialia - Monotremata - Perissodactyla - Pholidota - Primates - Proboscidea - Rodentia - Scandentia - Sirenia - Xenarthra |
1
- Teeth present
- No, has baleen plates - #2: Mysticeti
- Yes - #6: Odontoceti
2: Mysticeti
- Series of longitudinal folds of skin running from below the mouth back to the navel
- Present - #4: Balaenopteridae
- Not present - #3
| Glossary for this page (all links are to Wikipedia articles) | ||
|---|---|---|
|
3
- Gumline
- White - Caperea marginata
- Other color - #5
4: Balaenopteridae
- Hump on back
- Present - Humpback whale, Megaptera novaeangliae
- Not present - Balaenoptera
5
- Callositities
- Numerous - Eubalaena
- Few - Eschrichtius robustus
6: Odontoceti
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