Dartfish
Encyclopedia
Dartfishes are a 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...

, Ptereleotridae, of goby
Goby
The gobies form the family Gobiidae, which is one of the largest families of fish, with more than 2,000 species in more than 200 genera. Most are relatively small, typically less than 10 cm in length...

-like fishes in the order Perciformes
Perciformes
The Perciformes, also called the Percomorphi or Acanthopteri, is one of the largest orders of vertebrates, containing about 40% of all bony fish. Perciformes means perch-like. They belong to the class of ray-finned fish and comprise over 7,000 species found in almost all aquatic environments...

. They are saltwater fish.

The dartfishes were formerly classified as the subfamily Ptereleotrinae of the wormfish
Wormfish
Wormfishes are a family, Microdesmidae, of goby-like fishes in the order Perciformes.They are found in shallow tropical waters, both marine and brackish, often burrowing in estuarine mud...

es, Microdesmidae, but this classification made Microdesmidae polyphyletic
Polyphyly
A polyphyletic group is one whose members' last common ancestor is not a member of the group.For example, the group consisting of warm-blooded animals is polyphyletic, because it contains both mammals and birds, but the most recent common ancestor of mammals and birds was cold-blooded...

, hence the elevation to a family within the suborder Gobioidei
Gobioidei
Gobioidei is a suborder of the Perciformes, the largest order of fish. The suborder includes the gobies....

.

Species

FishBase
FishBase
FishBase is a comprehensive database of information about fish species . It is the largest and most extensively accessed online database on adult finfish on the web...

 lists 45 species in five genera:
  • Genus Aioliops
    • Aioliops brachypterus Rennis & Hoese, 1987.
    • Aioliops megastigma Rennis & Hoese, 1987.
    • Aioliops novaeguineae Rennis & Hoese, 1987.
    • Aioliops tetrophthalmus Rennis & Hoese, 1987.
  • Genus Nemateleotris
    • Elegant firefish
      Elegant firefish
      The elegant firefish or purple firefish, Nemateleotris decora, is a dartfish of the genus Nemateleotris.This species is found in the Indo-West Pacific, from Mauritius to Samoa, north to Ryukyu Islands, and south to New Caledonia, from 25–70 metres in depth. It is found over hard, open bottoms of...

      , Nemateleotris decora Randall & Allen, 1973.
    • Helfrichs' dartfish, Nemateleotris helfrichi Randall & Allen, 1973.
    • Fire goby, Nemateleotris magnifica
      Nemateleotris magnifica
      The Fire Goby, Fire Fish, Fire Dartfish, or Red Fire Goby is a marine dartfish.This fish is most commonly found near the substrate of the upper reef in tropical marine waters. These waters include the Indo-Pacific, Central Pacific, east African waters, Ryukyu Islands, Japan, New Caledonia, and...

      Fowler, 1938.
  • Genus Oxymetopon
    • Oxymetopon compressus Chan, 1966.
    • Blue-barred ribbon goby, Oxymetopon cyanoctenosum Klausewitz & Condé, 1981.
    • Oxymetopon filamentosum Fourmanoir, 1967.
    • Oxymetopon formosum (Smith, 1931).
    • Oxymetopon typus Bleeker, 1861.
  • Genus Parioglossus
    • Parioglossus aporos Rennis & Hoese, 1985.
    • Parioglossus dotui Tomiyama, 1958.
    • Beautiful hover goby, Parioglossus formosus (Smith, 1931).


    • Parioglossus galzini
      Parioglossus galzini
      Parioglossus galzini is a species of dartfish. Presently it is only known from the island of Rapa Iti, French Polynesia.This tiny fish is found in shallow inshore waters...

      Williams & Lecchini, 2004.
    • Parioglossus interruptus Suzuki & Senou, 1994.
    • Lined hover goby, Parioglossus lineatus Rennis & Hoese, 1985.
    • Dart goby
      Dart goby
      The dart goby, Parioglossus marginalis, is a dartfish of the genus Parioglossus, found along the east coast of Australia and in a few isolated localities in Northland and Great Barrier Island, New Zealand.-References:*...

      , Parioglossus marginalis Rennis & Hoese, 1985.
    • Parioglossus multiradiatus Keith, Bosc & Valade, 2004.
    • Parioglossus neocaledonicus Dingerkus & Séret, 1992.
    • Naked hover goby, Parioglossus nudus Rennis & Hoese, 1985.
    • Borneo hoverer, Parioglossus palustris (Herre, 1945).
    • Philippine dartfish, Parioglossus philippinus (Herre, 1945).
    • Rainford's dartfish, Parioglossus rainfordi McCulloch, 1921.
    • Rao's hover goby, Parioglossus raoi (Herre, 1939).
    • Parioglossus sinensis Zhong, 1994.
    • Taeniatus dartfish, Parioglossus taeniatus Regan, 1912.
    • Parioglossus triquetrus Rennis & Hoese, 1985.
    • Vertical hover goby, Parioglossus verticalis Rennis & Hoese, 1985.
  • Genus Ptereleotris
    • Ptereleotris arabica Randall & Hoese, 1985.
    • Blue goby, Ptereleotris calliura (Jordan & Gilbert, 1882).
    • Panamic dartfish, Ptereleotris carinata Bussing, 2001.
    • Blackfin dartfish, Ptereleotris evides
      Ptereleotris evides
      Ptereleotris evides is a Dartfish from the Indo-Pacific. It occasionally makes its way into the aquarium trade. It grows to a size of 14cm in length....

      (Jordan & Hubbs, 1925).
    • Lined dartfish, Ptereleotris grammica Randall & Lubbock, 1982.
    • Blue hana goby, Ptereleotris hanae
      Ptereleotris hanae
      Ptereleotris hanae is a Dartfish from the Pacific. It occasionally makes its way into the aquarium trade. It grows to a size of 12cm in length....

      (Jordan & Snyder, 1901).
    • Hovering goby, Ptereleotris helenae (Randall, 1967).
    • Blacktail goby, Ptereleotris heteroptera (Bleeker, 1855).
    • Sad glider, Ptereleotris lineopinnis (Fowler, 1935).
    • Ptereleotris melanopogon Randall & Hoese, 1985.
    • Blue gudgeon, Ptereleotris microlepis (Bleeker, 1856).
    • Ptereleotris monoptera Randall & Hoese, 1985.
    • Ptereleotris randalli Gasparini, Rocha & Floeter, 2001.
    • Flagtail dartfish, Ptereleotris uroditaenia Randall & Hoese, 1985.
    • Chinese zebra goby, Ptereleotris zebra
      Ptereleotris zebra
      The zebra goby, or Ptereleotris zebra, is a Dartfish from the Pacific. It occasionally makes its way into the aquarium trade. It grows to a size of 12cm in length....

      (Fowler, 1938).
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