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Topic: Dugongidae


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In the News (Sat 12 Dec 09)

  
  Sirenia - Wikipedia, the free encyclopedia
Manatees (Trichechidae) and dugongs (Dugongidae) are endangered species.
The combination of these factors means that sirenians are restricted to warm shallow coastal waters, estuaries, and rivers, with healthy ecosystems that support large amounts of seagrass and/or other vegetation.
The Trichechidae differ from the Dugongidae in the shape of the skull and the shape of the tail.
www.wikipedia.org /wiki/Sirenia   (305 words)

  
 Steller's Sea Cow - Kevin R.'s Report   (Site not responding. Last check: 2007-10-22)
These are the Dugongidae family and the Trichechidae.
The Steller's sea cow belongs to the Dugongidae family.
The other manatee in the Dugongidae family is the dugong.
www.welleby.org /stellers1.htm   (877 words)

  
 Manenoworld.com
The dugong is a member of the Order Sirenia whose members are commonly referred to as Sea Cows.
The Trichedidae inhabit the coastal waters of the Atlantic Ocean and rivers such as the Amazon while the Dugongidae is found in the Indo-Pacific.
The dugong is a large solid mammal similar in size to a small whale.
www.manenoworld.com /www/creatures.asp?detailid=3   (550 words)

  
 [No title]
Changes in the ovaries and uterus of the dugong, Dugong dugon (Sirenia: Dugongidae) with age and reproductive activity.
Changes in the male reproductive organs of the dugong, Dugong dugon (Sirenia: Dugongidae) with age and reproductive activity.
Le dugong (Dugong dugon (Muller, 1776) Sirenia, Dugongidae) en Rupublique de Djibouti.
fwie.fw.vt.edu /WWW/esis/lists/e051011.htm   (3563 words)

  
 dugong --  Britannica Concise Encyclopedia - The online encyclopedia you can trust!
Large marine mammal (Dugong dugon, the sole living member of the family Dugongidae) that lives in shallow coastal waters from the Red Sea and eastern Africa to the Philippines, New Guinea, and northern Australia.
As with marsh grasses, it seems that most of the plant material produced is decomposed by fungi and bacteria while the nutrients are recycled.
The fossil ancestors of modern manatees lived during the Miocene Epoch (23.8 million to 5.3 million years ago), when South America was isolated and the uplifting of the Andes Mountains caused a flourishing of...
www.britannica.com /ebc/article-9363175?&query=paired   (540 words)

  
 Sirenia   (Site not responding. Last check: 2007-10-22)
These ungainly sea mammals are believed to be the source of the mermaid legend, although delirium from being out at sea too long probably had more influence on sailors' reports than a true resemblance.
In addition to the four extant species, a fifth recent species is known - Steller's sea cow Hydrodamalis gigis (allied with the dugong in the family Dugongidae).
Likely the largest non-cetacean mammal to have ever lived, Steller's sea cows were at least 8 meters long and probably weighed over 10,000 kg.
www.ultimateungulate.com /Sirenia.html   (612 words)

  
 Resources on the Sea Cow from academic institutions   (Site not responding. Last check: 2007-10-22)
ADW: Dugongidae: Information: Family Dugongidae (dugong and sea cow).
Sirenia Dugongidae Hydrodamalis, World Distribution Table: Geographic abbreviations: NA=North America, WIn=West Indies, SA=South America, Mad=Madagascar, Af=Africa, Eur=Europe, As=Asia, SAI=Southeast Asia Islands, Ph...
A close relative of the dugong, the Stellar Sea Cow, was indeed hunted into extinction in the late eighteenth century.
mongabay.org /conservation/Sea_Cow.htm   (903 words)

  
 I
Family Dugongidae Gray, 1821 (Middle and Late Eocene to Recent):  Early members of the taxonomic family of dugongids were fully aquatic, with only vestigial hind limbs (i.e., loss of functional hind limbs).
Subfamily Miosireninae Abel, 1919:  “The Miosireninae are the sister group of the Trichechidae and are now placed in that family.
Sirenotherium pirabense is allocated to Trichechidae or Dugongidae
www.sirenian.org /sirenianevolution.html   (3735 words)

  
 Comparative Mammalian Brain Collections: SIRENIA
Dugongs (Dugong dugon) occupy the marine coasts of east Africa, the Indian subcontinent, Malaysia, Indonesia and northern Australia.
A fifth, and largest, Sirenian of recent times, the Stellar sea cow (Hydrodamalis gigas), was also a member of the family Dugongidae.
These enormous sirenians had evolved further to occupy the colder waters along the shores of the eastern Pacific ocean.
brainmuseum.org /Specimens/sirenia   (275 words)

  
 Call of the Siren - Manatee & Dugong Research, Education, & Conservation
Manatees belong to the order Sirenia of which there are only 4 extant species in 2 families, Trichechidae and Dugongidae.
Steller's sea cow (Hydrodamalis gigas) is also in the family Dugongidae (Reynolds and Odell 1991), but the species was extirpated by humans in 1768 just 27 years after it's discovery in the North Pacific (Stejneger 1887).
The ancestor to Steller's Sea Cow was possibly an extinct Dugongidae sea cow, Dusisiren jordani, previously named Metaxytherium jordani.
www.sirenian.org /caryn.html   (1287 words)

  
 Resources on the Dugong from academic institutions
Case Study: A slow moving, gentle marine mammal, the dugong has dwindled in numbers mainly due to the negative influence of man. Hunted for...
Dugong dugon - Dugong - E Africa to Australia 599 Side view of adult and young, Shark Bay, Australia, 1978.
The dugong (Dugong dugon) is the only herbivorous mammal that is strictly marine and is the only extant species in Family Dugongidae.
mongabay.org /conservation/Dugong.htm   (787 words)

  
 SDNHM - Dugong seacow (Hydrodamalis cuestae)   (Site not responding. Last check: 2007-10-22)
The sirenians spread throughout the tropical and subtropical waters of the early Eocene Epoch, from Japan to Baja California.
Today, the dugong (Dugong dugon) is the only surviving member of the Dugongidae family.
Fossil remains of Hydrodamalis cuestae have been collected from Pliocene-age sandstones in Chula Vista and San Diego, California.
www.sdnhm.org /fieldguide/fossils/dugong.html   (153 words)

  
 Ch15   (Site not responding. Last check: 2007-10-22)
They are also unique in that their teeth are replaced throughout life with new ones from the rear of the mouth.
There is only 1 living species in the family Dugongidae.
The other recent member, Steller's sea cow (Hydrodamalis gigas), has been extinct since 1768.
www.fao.org /docrep/T0725E/t0725e0f.htm   (2191 words)

  
 ADW: Hydrodamalis gigas: Information
A similar course of events may have occurred 12,000-14,000 years earlier along the coast of Asia and North America as aboriginal peoples colonized the areas and began hunting otters and sea cows (Anderson, 1995).
A cladistic analysis of the Sirenia (Domning, 1994) has shown that Hydrodamalis falls within the family Dugongidae.
The genera Dusisiren and Hydrodamalis form the sub-family Hydrodamalinae.
animaldiversity.ummz.umich.edu /accounts/hydrodamalis/h._gigas%24narrative.html   (2165 words)

  
 Lesson Plans - Dugongs, Elephants, and Evolution   (Site not responding. Last check: 2007-10-22)
National Geographic: Sights & Sounds—Sulu-Sulawesi Seas (Click "Begin" and then scroll over the interactive map to find a link to a picture of a dugong.)
Animal Diversity Web: Family Dugongidae (Click on "premaxillae" in the third paragraph to see pictures of a manatee skull and a dugong skull; the manatee is Trichechidae, and the dugong is Dugongidae.)
This material is based on work supported by the National Science Foundation under Grant No. 0229817.
www.nationalgeographic.com /xpeditions/lessons/08/g68/ccdugong.html   (1115 words)

  
 iqexpand.com   (Site not responding. Last check: 2007-10-22)
Template:Taxobox begin Template:Taxobox begin placement Template:Taxobox regnum entry Template:Taxobox phylum entry Template:Taxobox classis entry Template:Taxobox ordo entry Template:Taxobox end placement Template:Taxobox section subdivision Dugongidae
For information about the Gothic metal band, see Sirenia (band)
Sirenia are mammals which means they are warm blooded, they have...
sirenia.iqexpand.com   (334 words)

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