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Sirenia
Duo manati.
Taxonomia
Regnum: Animalia Phylum: Chordata Classis: Mammalia Ordo: Sirenia
Familiae
Dugongidae Trichechidae

Sīrēnia (-orum, n.) sunt animalia mammifera herbivora aquae orariae.^?Adaptationes aquaticas evolverunt: bracchia habent, qui in remulos mutaverunt, crura carent, pingues sunt, et crania quae multum mutata sunt et quorum dentitio permaxime deminuta est. Mamillas subalares habent.

Trichechidae a Dugongidis forma et cranii et caudae variant.

Taxinomia |

Trichechus manatus

• 
  ORDO SIRENIA
  
  • 
    Familia Dugongidae
    
    • 
      Dugon, Dugong dugon
      
    
    
    • 
      Hydrodamalis, Hydrodamalis gigas (exstincta)
    
    
  
  
  • 
    Familia Trichechidae: manati
    
    • 
      Manatus Caribbeanus, Trichechus manatus
      
    
    
    • 
      Manatus Africanus, Trichechus senegalensis
      
    
    
    • 
      Manatus Amazonensis, Trichechus inunguis
      
    
    
  
  

Clasifficatio |

• Ordo: Sirenia
  
  • Familia Prorastomidae (Cope, 1889)
    
    • Genus: Pezosiren (Domning, 2001)
    
    
    • Genus: Prorastomus (Owen, 1855)
    
    
  
  
  • Familia Protosirenidae
    
    • Genus: Protosiren (Abel, 1907)
  
  
  • Familia: Dugongidae
    
    • Subfamilia: Halitheriinae
      
      • Genus: Anisotherium (Kordos, 1979)
      
      
      • Genus: Eosiren (paraphyletic) (Andrews, 1902)
      
      
      • Genus: Eotheroides (Trouessart, 1905)
      
      
      • Genus: Halitherium (paraphyletic) (Fitzinger, 1842)
      
      
      • Genus: Indosiren (Von Koenigswald, 1952)
      
      
      • Genus: Miodugong (Deraniyagala, 1969)
      
      
      • Genus: Paralitherium (Kordos, 1977)
      
      
      • Genus: Prohalicore (Flot, 1887)
      
      
      • Genus: Prototherium (paraphyletic) (De Zigno, 1887)
      
      
      • Genus: Sirenavus (Kretzoi, 1941)
      
      
    
    
    • Subfamilia Hydrodamalinae
      
      • Genus: Dusisiren (paraphyletic) (Domning, 1978)
      
      
      • Genus: Hydrodamalis (Retzius, 1794)
      
      
      • Genus: Metaxytherium (paraphyletic) (De Christol, 1844)
      
      
    
    
    • Subfamilia Dugonginae
      
      • Genus: Bharatisiren (Bajpai & Domning, 1997)
      
      
      • Genus: Caribosiren (Reinhard, 1959)
      
      
      • Genus: Corystosiren (Domning, 1990)
      
      
      • Genus: Crenatosiren (Domning, 1991)
      
      
      • Genus: Dioplotherium (Cope, 1883)
      
      
      • Genus: Dugong (Lacepede, 1799)
      
      
      • Genus: Rytiodus (Lartet, 1866)
      
      
      • Genus: Thalattosiren (Sickenburg, 1928)
      
      
      • Genus: Xenosiren (Domning, 1989)
      
      
    
    
  
  
  • Familia Trichechidae
    
    • Subfamilia Miosireninae
      
      • Genus: Anomotherium (Siegfried, 1965)
      
      
      • Genus: Miosiren (Dollo, 1889)
      
      
    
    
    • Subfamilia: Trichechinae
      
      • Genus: Potamosiren (Reinhart, 1951)
      
      
      • Genus: Ribodon (Ameghino, 1883)
      
      
      • Genus: Trichechus (Linnaeus, 1758)
      
      
    
    
  
  

Nexus externi |

Situs scientifici:  • ITIS • NCBI • Biodiversity • Encyclopedia of Life • Marine Species • Fossilworks

Vicimedia Communia plura habent quae ad Sirenia spectant.

Vide Sirenia apud Vicispecies.