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Joumocetus

Index Joumocetus

Joumocetus is a genus of extinct baleen whale in the family Cetotheriidae containing the single species Joumocetus shimizui. [1]

30 relations: Argon–argon dating, Baleen whale, Biotite, Cervical vertebrae, Cetotheriidae, Cetotherium, Etymology, Gunma Prefecture, Heterocetus, Holotype, Japan, Journal of Vertebrate Paleontology, Late Miocene, Latin, Mandible, Miocene, Monotypic taxon, Paleontology, Parietal bone, Rostrum (anatomy), Sagittal crest, Sanidine, Serravallian, Skull, Species, Takasaki, Gunma, Thoracic vertebrae, Tuff, Type (biology), Yoshii, Gunma.

Argon–argon dating

Argon–argon (or 40Ar/39Ar) dating is a radiometric dating method invented to supersede potassium-argon (K/Ar) dating in accuracy.

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Baleen whale

Baleen whales (systematic name Mysticeti), known earlier as whalebone whales, form a parvorder of the infraorder Cetacea (whales, dolphins and porpoises).

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Biotite

Biotite is a common phyllosilicate mineral within the mica group, with the approximate chemical formula.

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Cervical vertebrae

In vertebrates, cervical vertebrae (singular: vertebra) are the vertebrae of the neck, immediately below the skull.

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Cetotheriidae

Cetotheriidae is a family of baleen whales (suborder Mysticeti).

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Cetotherium

Cetotherium ("whale beast") is an extinct genus of Baleen Whale whales from the family Cetotheriidae.

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Etymology

EtymologyThe New Oxford Dictionary of English (1998) – p. 633 "Etymology /ˌɛtɪˈmɒlədʒi/ the study of the class in words and the way their meanings have changed throughout time".

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Gunma Prefecture

is a prefecture of Japan located in the Kantō region.

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Heterocetus

Heterocetus is a dubious genus of extinct cetacean.

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Holotype

A holotype is a single physical example (or illustration) of an organism, known to have been used when the species (or lower-ranked taxon) was formally described.

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Japan

Japan (日本; Nippon or Nihon; formally 日本国 or Nihon-koku, lit. "State of Japan") is a sovereign island country in East Asia.

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Journal of Vertebrate Paleontology

The Journal of Vertebrate Paleontology (JVP) was founded in 1980 at the University of Oklahoma by Dr.

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Late Miocene

The Late Miocene (also known as Upper Miocene) is a sub-epoch of the Miocene Epoch made up of two stages.

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Latin

Latin (Latin: lingua latīna) is a classical language belonging to the Italic branch of the Indo-European languages.

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Mandible

The mandible, lower jaw or jawbone is the largest, strongest and lowest bone in the human face.

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Miocene

The Miocene is the first geological epoch of the Neogene Period and extends from about (Ma).

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Monotypic taxon

In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon.

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Paleontology

Paleontology or palaeontology is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene Epoch (roughly 11,700 years before present).

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Parietal bone

The parietal bones are two bones in the human skull which, when joined together at a fibrous joint, form the sides and roof of the cranium.

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Rostrum (anatomy)

In anatomy, the term rostrum (from the Latin rostrum meaning beak) is used for a number of phylogenetically unrelated structures in different groups of animals.

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Sagittal crest

A sagittal crest is a ridge of bone running lengthwise along the midline of the top of the skull (at the sagittal suture) of many mammalian and reptilian skulls, among others.

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Sanidine

Sanidine is the high temperature form of potassium feldspar with a general formula K(AlSi3O8).

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Serravallian

The Serravallian is in the geologic timescale an age or a stage in the middle Miocene epoch/series, that spans the time between 13.65 ± 0.05 Ma and 11.608 ± 0.005 Ma (million years ago).

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Skull

The skull is a bony structure that forms the head in vertebrates.

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Species

In biology, a species is the basic unit of classification and a taxonomic rank, as well as a unit of biodiversity, but it has proven difficult to find a satisfactory definition.

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Takasaki, Gunma

is a city located in Gunma Prefecture, Japan.

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Thoracic vertebrae

In vertebrates, thoracic vertebrae compose the middle segment of the vertebral column, between the cervical vertebrae and the lumbar vertebrae.

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Tuff

Tuff (from the Italian tufo) is a type of rock made of volcanic ash ejected from a vent during a volcanic eruption.

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Type (biology)

In biology, a type is a particular specimen (or in some cases a group of specimens) of an organism to which the scientific name of that organism is formally attached.

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Yoshii, Gunma

was a town located in Tano District, Gunma Prefecture, Japan.

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Redirects here:

Joumocetus shimizui.

References

[1] https://en.wikipedia.org/wiki/Joumocetus

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