Taxa

Sirenia

Mammal Orders

The sea cows: the only fully aquatic, herbivorous mammals, with paddle-like forelimbs, no hind limbs, and a horizontally flattened tail used for slow, grazing swimming through seagrass beds and river vegetation. Sirenia includes manatees and the dugong.

Facts
Taxonomic Rank
Order 2
Scientific Name
Sirenia 2
Member Count Band
Under 10 Species 3
Era First Appeared
Paleogene 4
Disputed
Member Species/Taxa Count
4 2
Approximate described-species (or, for a genus, described-taxon) count; continually revised as species are newly described, reclassified or synonymized.
Classification
Living or Extinct
Yes 1
Sirenia
Filter Results2 entries

Dugong

Sirenia

West Indian Manatee

Sirenia
Connections

Child Taxon Of

Mammalia, Taxa
Source Catalogue of Life

Parent Taxon Of

Dugong, Species
Source Catalogue of Life
West Indian Manatee, Species
Source Catalogue of Life
In the Other Atlases

Found In

Africa

Also in Geography Atlas: where this subject is found.

Source Animal Diversity Web: SireniaGeographic Range: "Dugongs are found off of coastal eastern Africa,"
Quote, Geographic Range: "Dugongs are found off of coastal eastern Africa,"
Dugongs are found off of coastal eastern Africa, along the shores of the Indian Ocean, and on the northern coast of Australia.
Australia

Also in Geography Atlas: where this subject is found.

Source Animal Diversity Web: SireniaGeographic Range: "Dugongs are found off of coastal eastern Africa,"
Quote, Geographic Range: "Dugongs are found off of coastal eastern Africa,"
Dugongs are found off of coastal eastern Africa, along the shores of the Indian Ocean, and on the northern coast of Australia.
The Atlantic Ocean

Also in Geography Atlas: where this subject is found.

Source Animal Diversity Web: SireniaGeographic Range: "Manatees are found along tropical coastlines on"
Quote, Geographic Range: "Manatees are found along tropical coastlines on"
Manatees are found along tropical coastlines on both sides of the Atlantic Ocean and in the Amazon Basin.
The Indian Ocean

Also in Geography Atlas: where this subject is found.

Source Animal Diversity Web: SireniaGeographic Range: "Dugongs are found off of coastal eastern Africa,"
Quote, Geographic Range: "Dugongs are found off of coastal eastern Africa,"
Dugongs are found off of coastal eastern Africa, along the shores of the Indian Ocean, and on the northern coast of Australia.
Sources
1. Wikidata (taxon extant/extinct status)
Wikimedia Foundation / Wikidata contributorsQ25431, descriptionView the Source
2. Catalogue of Life
Species 2000 & ITIS Catalogue of Life
  • Taxonomic Rank: Order
  • Scientific Name: Sirenia
  • Member Species/Taxa Count: 4
View the Source
3. Catalogue of Life (ChecklistBank): Taxon metrics for Sirenia
Catalogue of Life (ChecklistBank)Taxon metrics, speciesExtantCount
Quote, Taxon metrics, speciesExtantCount
"speciesExtantCount": 4
View the Source
4. Paleobiology Database: Taxon record for Sirenia
Paleobiology DatabaseTaxon record, first appearance (firstapp_max_ma, early_interval)
Quote, Taxon record, first appearance (firstapp_max_ma, early_interval)
"taxon_name": "Sirenia" ... "firstapp_max_ma": 56 ... "early_interval": "Ypresian"
View the Source
Wikidata: Sirenia
Wikidata Q25431, class allow-list match (w-wdresolver-0926)View the Source
Sirenia (Wikipedia)
In Group: Afrotherian Orders, Lead
Quote, In Group: Afrotherian Orders, Lead
The Sirenia ( sy-REE-nee-ə), commonly referred to as sea cows or sirenians, are an order of fully aquatic, herbivorous mammals that inhabit swamps, rivers, estuaries, marine wetlands, and coastal marine waters.
View the Source
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