Deania
Encyclopedia
Deania is a genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of long-snouted, deepwater dogfish
Squaliformes
Squaliformes is an order of sharks that includes about 97 species in seven families.Members of the order have two dorsal fins, which usually possess spines, no anal fin or nictitating membrane, and five gill slits. In most other respects, however, they are quite variable in form and size...

 sharks in the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 Centrophoridae
Centrophoridae
Centrophoridae are a family of squaliform sharks. The family contains just two genera and approximately 15 species. They are sometimes called gulper sharks but this is also the name of a specific species in the family, Centrophorus granulosus....

.

Species

  • Deania calcea (R. T. Lowe
    Richard Thomas Lowe
    Richard Thomas Lowe was a British botanist, ichthyologist, malacologist, and clergyman. In 1825 he graduated from Christ's College, Cambridge and in the same year took holy orders. He became a clergyman in the Madeira Islands in 1832, where he was a part-time naturalist, extensively studying the...

    , 1839)
    (Birdbeak dogfish)
  • Deania hystricosa (Garman, 1906) (Rough longnose dogfish)
  • Deania profundorum (H. M. Smith
    Hugh McCormick Smith
    Hugh McCormick Smith was an American ichthyologist and administrator in the Bureau of Fisheries.-Biography:...

     & Radcliffe
    Lewis Radcliffe
    Lewis Radcliffe was a naturalist, malacologist, and ichthyologist. He was Deputy Commissioner of the United States Bureau of Fisheries until 1932 and was the assistant naturalist under Hugh McCormick Smith for the 1907-1910 Philippines Expedition. During his life, he described numerous new species...

    , 1912)
    (Arrowhead dogfish)
  • Deania quadrispinosum (McCulloch
    Alan Riverstone McCulloch
    Alan Riverstone McCulloch was a prominent Australian ichthyologist.McCulloch was born in Sydney, and began his scientific career at the age of 13 as an unpaid assistant to Edgar Ravenswood Waite in the Australian Museum there; Waite encouraged McCulloch to study zoology...

    , 1915)
    (Longsnout dogfish)
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