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Information about Halisaurus

Halisaurus
Fossil range: Late Cretaceous
Conservation status
Extinct (fossil)
Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Sauropsida
Order:Squamata
Suborder:Lacertilia
Family:Mosasauridae
Subfamily:Halisaurinae
Genus:Halisaurus
Species
  • H. platyspondylus
  • H. ortlebi
  • H. arambourgi
  • ?H. onchognathus
Halisaurus is an extinct genus of marine lizard belonging to the mosasaur family. With a length of 3-4 m (10-13 ft) it was small compared to most other mosasaurs.

In popular culture

Halisaurus had a brief cameo in the BBC program Sea Monsters, a spin-off to the critically acclaimed Walking with Dinosaurs. It is suggested that halisaurus would hide in underwater caves waiting to attack small animals (i.e.hesperornis).
Late Cretaceous (100mya - 65mya) refers to the second half of the Cretaceous Period, named after the famous white chalk cliffs of southern England, which date from this time. Rocks deposited during the Late Cretaceous Period are referred to as the Upper Cretaceous Series.
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conservation status of a species is an indicator of the likelihood of that species continuing to survive either in the present day or the future. Many factors are taken into account when assessing the conservation status of a species: not simply the number remaining, but the
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For other uses of the term, see Fossil (disambiguation)


FOSSIL is a standard for allowing serial communication for telecommunications programs under the DOS operating system.
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Scientific classification or biological classification is a method by which biologists group and categorize species of organisms. Scientific classification also can be called scientific taxonomy, but should be distinguished from folk taxonomy, which lacks scientific basis.
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Editing of this page by unregistered or newly registered users is currently disabled until (UTC) due to vandalism.
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Chordata
Bateson, 1885

Typical Classes

See below

Chordates (phylum Chordata) are a group of animals that includes the vertebrates, together with several closely related invertebrates.
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Sauropsida*
Goodrich, 1916

Subclasses
  • Anapsida
  • Diapsida
Synonyms
  • Reptilia Laurenti, 1768
Reptiles are tetrapods and amniotes, animals whose embryos are surrounded by an amniotic membrane, and members of the class
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Squamata
Oppel, 1811

black: range of Squamata


Suborders
see text

This article is about the Squamata order of reptiles. For the Roman scale armour see: Lorica squamata.

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Lacertilia*
Günther, 1867

Families

Many, see text.

Lizards are reptiles of the order Squamata, normally possessing four legs, external ear openings and movable eyelids.
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Mosasauridae
Gervais, 1853

Subfamilies

Halisaurinae
Mosasaurinae
Plioplatecarpinae
Tylosaurinae

Mosasaurs (from Latin Mosa meaning the 'Meuse river' in the Netherlands, and Greek sauros
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Halisaurinae
Bardet et al., 2005

Genera
See text.
Halisaurinae (Bardet et al., 2005) is a subfamily of mosasaurs, a diverse group of Late Cretaceous marine squamates.

Bardet et al. (2005, p.
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The British Broadcasting Corporation (BBC)

Type Broadcast radio and television
Country  United Kingdom
Availability    National
International 
Founder John Reith
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Sea Monsters was a BBC television program which used computer-generated imagery to show past life in Earth's seas. It was made by Impossible Pictures, the creators of Walking with Dinosaurs and Walking With Beasts.
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Walking with Dinosaurs was a six-part television series produced by the BBC, narrated by Kenneth Branagh, and first aired in the UK in 1999. The series was subsequently aired in North America on the Discovery Channel, with Branagh's voice replaced with that of Avery Brooks.
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Hesperornis
Marsh, 1872

Species
  • H. bairdi
  • H. chowi
  • H. crassipes
  • H. gracilis
  • H. macdonaldi
  • H. mengeli
  • H. regalis
  • H.

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