Gnathodontidae、おさかなマガジン 分類トップ

*カンブリア紀〜現代【無顎上綱】。
*軟骨【無顎上綱】。
*淡水棲、汽水棲、海水棲、底棲【無顎上綱】。
*鱗を欠く【無顎上綱】。
*鰾を欠く【無顎上綱】。
*耳石を欠く【無顎上綱】。
*対鰭を欠く(例外あり)【無顎上綱】。
*成魚は側線を欠く【無顎上綱】。
*外鼻孔は正中線上に1個【無顎上綱】。
*舌に角質歯【無顎上綱】。
*嚢状鰓(鰓嚢)は体表に開口【無顎上綱】。
*消化管は直走【無顎上綱】。
*卵生・体外受精【無顎上綱】。
*(カンブリア紀)〜三畳紀〜ジュラ紀【錐歯綱】。
 =示準化石。【錐歯綱】。
*世界中【錐歯綱】。
*海水棲、底棲【錐歯綱】。
*体高低く円筒形の鰻様【錐歯綱】。
*1対の大きな眼球【錐歯綱】。
*鰓孔【錐歯綱】。
*微細な歯状突起を有する【錐歯綱】。
*歯状突起はリン酸カルシウムで形成【錐歯綱】。
 ≠ストレコドント Scolecodonts [Annelida]。キチン質。
*単歯状(真性コノドント)・複歯状(ズラリ)・板状(顎状)など様々【錐歯綱】。
*歯は丸い口にヤツメウナギのように備わる【錐歯綱】。
*非対鰭は連続性、鰭条に支持される【錐歯綱】。
*石炭紀前期(A+B+C)〜石炭紀後期(A+B)【グナトドゥス科】。



Family GNATHODONTIDAE BRANSON & MEHL 1944 グナトドゥス科
Conodonts (コノドント類)
Gnathodontids (グナトドゥス科魚種)


Genus Finognathodus TIAN & COEN 2004 フィノグナトドゥス属 (絶滅) ※分類は暫定。
 Finognathodus finonodus Tian & Coen 2004 (絶滅)
 Finognathodus rudenodus Tian & Coen 2004 (絶滅)
Genus Gnathodus PANDER 1856 グナトドゥス属 (絶滅)
    ※+Genus Dryphenotus COOPER 1939 (Type species : Dryphenotus punctatus Cooper 1939)。
    ※石炭紀前期(A+B+C)〜石炭紀後期(A+B)。
 Gnathodus aisenvergi Nemirovskaya & Nigmadganov 1993 (絶滅)
 Gnathodus antetexanus Rexroad & Scott 1947 (絶滅)
 Gnathodus avonensis Rhodes, Austin & Druce 1969 (絶滅)
 Gnathodus barskovi Kozur 1976 (絶滅)
 Gnathodus bilineatus (Roundy 1926) (絶滅)
  Gnathodus bilineatus bollandensis Higgins & Bouckaert 1968 (絶滅)
    syn.Dryphenotus bilineatus bollandensis (Higgins & Bouckaert 1968)
  Gnathodus bilineatus bilineatus (Roundy 1926) (絶滅)
    syn.Dryphenotus bilineatus (Roundy 1926)
      ? Gnathodus bilineatus smithi (Clarke 1960)
      Gnathodus bransoni Elias 1959
      Gnathodus minutus Elias 1959
      Gnathodus multilineatus Elias 1959
      Harltonodus bilineatus (Roundy 1926)
      Harltonodus bransoni (Elias 1959)
      Harltonodus minutus (Elias 1959)
      Harltonodus multilineatus (Elias 1959)
      Polygnathus bilineatus Roundy 1926
  Gnathodus bilineatus leonicus Sanz-López, Blanco-Ferrera, Sánchez de Posada & Garcia-López 2007 (絶滅)
 Gnathodus bollandensis Higgins & Bouckaert 1968 (絶滅)
   syn.Gnathodus bilineatus bollandensis (Higgins & Bouckaert 1968)
 Gnathodus cantabricus Belka & Lehmann 1998 (絶滅)
 Gnathodus cordiformis (Lane, Sandberg & Ziegler 1980) (絶滅)
   syn.Protognathodus cordiformis Lane, Sandberg & Ziegler 1980
 Gnathodus cruciformis Mehl & Thomas 1947 (絶滅)
 Gnathodus defectus Dunn 1966 (絶滅)
 Gnathodus dieteri Nemirovskaya & Nigmadganov 1993 (絶滅)
 Gnathodus einori Nemirovskaya & Nigmadganov 1993 (絶滅)
 Gnathodus girtyi Hass 1953 (絶滅)
  Gnathodus girtyi collinsoni Rhodes, Austin & Druce 1979 (絶滅)
    syn.Gnathodus gnathodus collinsoni (Rhodes, Austin & Druce 1969)
    ※→Gnathodus girtyi girtyi Hass 1953。
  Gnathodus girtyi girtyi Hass 1953 (絶滅)
    syn.Gnathodus clavatus Clarke 1960
      Gnathodus girtyi intermedius Globensky 1967
  Gnathodus girtyi meischneri Austin & Husri 1974 (絶滅)
  Gnathodus girtyi simplex Dunn 1965 (絶滅)
    ※→Gnathodus girtyi girtyi Hass 1953。
  Gnathodus girtyi soniae Rhodes, Austin & Druce 1979 (絶滅)
  Gnathodus girtyi turritus Collinson & Druce 1968 (絶滅)
 Gnathodus hamatus Gedik 1968 (絶滅)
 Gnathodus homopunctatus Ziegler 1960 (絶滅)
   syn.Gnathodus commutatus homopunctatus (Ziegler 1960)
     Gnathodus symmutatus homopunctatus (Ziegler 1960)
     Paragnathodus homopunctatus (Ziegler 1960)
 Gnathodus isomeces Cooper 1939 (絶滅)
 Gnathodus joseramonii Sanz-López, Blanco-Ferrera & Carcia-López 2004 (絶滅)
 Gnathodus lius Cooper 1939 (絶滅)
 Gnathodus loncotus Cooper 1939 (絶滅)
 Gnathodus longdianshanensis Tian & Coen 2004 (絶滅)
 Gnathodus meischneri Austin & Husri 1974 (絶滅)
   syn.Gnathodus rhodesi Higgins 1991
 Gnathodus millarensis Sanz-López, Blanco-Ferrera, Sánchez de Posada & Garcia-López 2007 (絶滅)
 Gnathodus mononodosus (Bischoff 1979) (絶滅)
   syn.Gnathodus commutatus var.nodosus Bischoff 1979
 Gnathodus mosquensis (Pander 1856) (絶滅)
   syn.Gnathodus bilineatus modocensis (Rexroad 1957)
     Gnathodus modocensis Rexroad 1957
     Gnathodus multilineatus Elias 1959
     Gnathodus pustulosus Branson & Mehl 1941
     Gnathodus smithi Clarke 1960
     Gnathodus streptognathoides Elias 1956
     Polygnathus mosquensis Pander 1856
   ※→Gnathodus bilineatus (Roundy 1926)?
 Gnathodus nodosus (Bischoff 1957) (絶滅)
   syn.Gnathodus commutatus nodosus (Bischoff 1957)
     Gnathodus commutatus var.nodosus Bischoff 1957
 Gnathodus parallelus Cooper 1939 (絶滅)
 Gnathodus postbilineatus Nigmadganov & Nemirovskaya 1992 (絶滅)
 Gnathodus praebilineatus Belka 1985 (絶滅)
 Gnathodus pretexanus Elias 1956 (絶滅)
 Gnathodus punctatus (Cooper 1939) (絶滅)
   syn.Dryphenotus litus Cooper 1939
     Dryphenotus macrolobus Cooper 1939
     Dryphenotus oxys Cooper 1939
     Dryphenotus punctatus Cooper 1939
     Gnathodus commutatus punctatus (Cooper 1939)
     Gnathodus macrolobus (Cooper 1939)
 Gnathodus raisae Nemirovskaya & Nigmadganov 1993 (絶滅)
 Gnathodus ruzhencevi Kozur 1976 (絶滅)
 Gnathodus semiglaber (Bischoff 1957)
   syn.Dryphenotus semiglaber (Bischoff 1957)
     Gnathodus bilineatus semiglaber Bischoff 1957
     Gnathodus bulbosus Thompson 1967
 Gnathodus simplicatus Rhodes, Austin & Druce 1969 (絶滅)
 Gnathodus symmutatus Rhodes, Austin & Druce 1969 (絶滅)
 Gnathodus texanus Roundy 1926 non Roundy 1925 (絶滅)
 Gnathodus truyolsi Sanz-López, Blanco-Ferrera, Sánchez de Posada & Garcia-López 2007 (絶滅)
 Gnathodus typicus Cooper 1939 (絶滅)
   syn.Gnathodus antetexanus Rexroad & Scott 1969
     Gnathodus cuneiformis Mehl & Thomas 1947
     Gnathodus pseudosemiglaber Thompson & Fellows 1970
     Gnathodus stinus Cooper 1939
     Gnathodus texanus pseudosemiglaber (Thompson & Fellows 1970)
inserted by FC2 system