Cornuodontidae、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】。
*現世のヌタとヤツメの中間に位置する存在【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】。
 ≠スコレコドント 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】。
*体節+【錐歯綱】。
*眼球は大きく前方に突出【錐歯綱】。
*口は下方に開く【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】。
*幼生はオタマジャクシのよう【錐歯綱】。



Family CORNUODONTIDAE STOUGE 1984 コルヌオドゥス科
Conodonts (コノドント類)
Cornuodontids (コルヌオドゥス科魚種)


Genus Cornuodus FÅHRÆS 1966 コルヌオドゥス属 (絶滅)

◆コルヌオドゥス・ロンギバシス (絶滅)
 Cornuodus longibasis (Lindström 1955)
   syn.Cornuodus bergstroemi Serpagli 1967
     Cornuodus erectus Fåhræus 1966
       ※模式種、但し先に記載された Drepanodus longibasis Lindström 1955 に統合。
     Cornuodus laevis (Dzik 1976)
     Cornuodus montanaroae Serpagli 1967
     Drepanodus longibasis Lindström 1955
     Oistodus longibasis (Lindström 1955)
     Protopanderodus longibasis (Lindström 1955) van Wamel 1974
     Scalpellodus laevis Dzik 1976 ※=Scalpellodus (Cornuodus) laevis Dzik 1976。
     Scandodus lanzaensis Serpagli 1967
 *1955『Conodonts from the Lower-Most Ordovician Strara of South-Cenrral Sweden::Maurits Lindström』。
 *1965『Lower Ordovician Conodonts and Other Microfossils from the Columbia Ice Fields Section, Alberta, Canada:Raymond Lindsay Ethington & David Leigh Clark』。
 *1966『Lower Viruan, Middle Ordovician Conodonts from the Gullhögen Quarry, Southern Central Sweden:Lars E.Fåhræus』。
 *1967『I Conodonti dell'Ordoviciano Superiore, Ashgilliano delle Alpi Carniche:Enrico Serpagli』。
 *1974『Conodont Biostratigraphy of the Upper Cambrian and Lower Ordovician of North-Western Öland, South-Eastern Sweden:Willem Anton van Wamel』。
 *1976『Early Ordovician, Arenigian Conodont and Graptolite Biostratigraphy of the Taconic Allochthon, Eastern New York:Ed Landing』。
 *1976『Remarks on the Evolution of the Ordovician Conodonts:Jerzy Dzik』。
 *1979『Upper Cambrian to Lower Ordovician Conodonts of Łeba Elevation, North-West Poland and Their Stratigraphic Significance:Wiesław Bednarczik』。
 *1980『Conodonts of the Middle Ordovician Table Head Formation, Western Newfoundland:Svend Josef Høegh Sandbergh Stouge』。
 *1981『Early Ordovician Conodonts from the Horn Valley Siltstone, Central Australia:Barry John Cooper』。
 *1982『Conodonts from El Paso Group, Lower Ordovician of Westernmost Texas and Southern New Mexico:John E.Repetski』。
 *1983『寒武紀和奥陶紀牙形石−西南地区古生物図冊/微体古生物分冊:安太庠』。
 *1984『Conodonts of the Middle Ordovician Table Head Formation, Western Newfoundland:Svend Josef Høegh Sandbergh Stouge』。
 *1986『Early Ordovician, Arenig Conodonts from Saint Pauls Inlet and Martin Point, Cow Head Group, Western Newfoundland:David Ian Johnston』。
 *1991『Conodont Stratigraphy of the Lower Ordovician Huk Formation at Slemmestad, Southern Norway:Jan Audun Rasmussen』。
 *1994『Conodonts of the Mójcza Limestone:Jerzy Dzik』。
 *1999『A Septimembrate Apparatus Model for the Ordovician Conodont Genus Cornuodus Fåhraeus 1966:Anita Löfgren』。
 *2000『Конодонты и Зональная стратиграфия пограничных отложений кембрия и ордовика:Светлана Викторовна Дубинина』。
 *2001『Conodont Biostratigraphy and Taxonomy of the Ordovician Shelf Margin Deposits in the Scandinavian Caledonides:Jan Audun Rasmussen』。
 *2003『Aspects of Ordovician Conodonts and the Stratigraphy of Thailand, Malaysia and Tasmania 1:Robin Crawford Cantrill』。
 *2003『Aspects of Ordovician Conodonts and the Stratigraphy of Thailand, Malaysia and Tasmania 2:Robin Crawford Cantrill』。
 *2003『Early Ordovician Conodonts from Far Western New South Wales, Australia:Yong-Yi Zhen, Ian G.Percival & Barry Deane Webby』。
 *2014『Биостратиграфия и биогеография конодонтов ордовика, западной части Центрально-Азиатского складчатого пояса:Татьяна Юрьевна Толмачева』。



Genus Lumidens ETHINGTON, DROSTE & REXROAD 1986 ルミデンス属 (絶滅)

◆ルミデンス・ウィトレウス (絶滅)
 Lumidens vitreus Ethington, Droste & Rexroad 1986
 *1986『Conodonts from Subsurface Champlainian, Ordovician Rocks of Eastern Indiana:Raymond Lindsay Ethington, John Brown Droste & Carl Buckner Rexroad』。



Genus Macerodus FÅHRÆS & NOWLAN 1978 emend. JI 1994 マケロドゥス属 (絶滅)

◆マケロドゥス・クラッサトゥス (絶滅)
 Macerodus crassatus Ji 1989
 *1989『Lower Ordovician Conodonts from the Saint George Group of Port au Port Peninsula, Western Newfoundland:Zai-Liang Ji』。

◆マケロドゥス・クリスタトゥス (絶滅)
 Macerodus cristatus Pyle 2000
 *2000『Stratigraphy, Conodont Taxonomy and Biostratigraphy of Upper Cambrian to Lower Silurian Platform to Basin Facies, Northern British Columbia:Leanne J.Pyle』。

◆マケロドゥス・ディアナエ (絶滅)
 Macerodus dianae Fåhræus & Nowlan 1978
 *1978『Franconian, Late Cambrian to Early Champlainian, Middle Ordovician Conodonts from the Cow Head Group, Western Newfoundland:Lars E.Fåhræus & Godfrey S.Nowlan』。
 *1982『Conodonts from El Paso Group, Lower Ordovician of Westernmost Texas and Southern New Mexico:John E.Repetski』。
 *1989『Lower Ordovician Conodonts from the Saint George Group of Port au Port Peninsula, Western Newfoundland:Zai-Liang Ji』。
 *1994『Lower Ordovician Conodonts of the Saint George Group, Port au Port Peninsula, Westem Newfoundland, Canada:Zai-Lian Ji』。
 *2000『Stratigraphy, Conodont Taxonomy and Biostratigraphy of Upper Cambrian to Lower Silurian Platform to Basin Facies, Northern British Columbia:Leanne J.Pyle』。
 *2001『Conodonts from the Kechika Formation and Road River Group, Lower to Upper Ordovician) of the Cassiar Terrane, Northern British Columbia:Leanne J.Pyle & Christopher Richard Barnes』。

◆マケロドゥス・グラキリス (絶滅)
 Macerodus gracilis Ji 1989
 *1989『Lower Ordovician Conodonts from the Saint George Group of Port au Port Peninsula, Western Newfoundland:Zai-Liang Ji』。

◆マケロドゥス・ルナトゥス (絶滅)
 Macerodus lunatus Pyle 2000
 *2000『Stratigraphy, Conodont Taxonomy and Biostratigraphy of Upper Cambrian to Lower Silurian Platform to Basin Facies, Northern British Columbia:Leanne J.Pyle』。

◆マケロドゥス・ワットスビグテンシス (絶滅)
 Macerodus wattsbightensis Ji 1989
 *1989『Lower Ordovician Conodonts from the Saint George Group of Port au Port Peninsula, Western Newfoundland:Zai-Liang Ji』。



Genus Scalpellodus DZIK 1976 emend. LÖFGREN 1978 スカルペルロドゥス属 (絶滅)
   ※← [Family Scalpellodontidae HUNTER 1978]。

◆スカルペルロドゥス・カウス (絶滅)
 Scalpellodus cavus (Webers 1966)
   syn.Drepanodus cavus Webers 1966
 *1966『The Middle and Upper Ordovician Conodont Faunas of Minnesota:Gerald Frank Webers』。
 *1967『Micropaleontology of the Fernvale Formation of Tennessee and Oklahoma:Kenneth Vernon Bordeau』。
 *1978『Conodonts from the Cobbs Arm Formation, Middle Ordovician, North-Central Newfoundland:David Roy Hunter』。
 *1985『Simple-Cone Conodont Taxa from the Cobbs Arm Limestone, Middle Ordovician, New World Island, Newfoundland:Lars E.Fåhræus & David Roy Hunter』。

◆スカルペルロドゥス・ラトゥス (絶滅)
 Scalpellodus latus (van Wamel 1974)
   syn.Protopanderodus latus van Wamel 1974
 *1974『Conodont Biostratigraphy of the Upper Cambrian and Lower Ordovician of North-Western and South-Eastern Sweden:Willem Anton van Wamel』。
 *1976『Remarks on the Evolution of the Ordovician Conodonts:Jerzy Dzik』。
 *1978『Arenigian and Llanvirnian Conodonts from Jämtland, Northern Sweden:Anita Löfgren』。
 *1981『Early Ordovician Conodonts from the Horn Valley Siltstone, Central Australia:Barry John Cooper』。
 *1991『Conodont Stratigraphy of the Lower Ordovician Huk Formation at Slemmestad, Southern Norway:Jan Audun Rasmussen』。
 *2001『Conodont Biostratigraphy and Taxonomy of the Ordovician Shelf Margin Deposits in the Scandinavian Caledonides:Jan Audun Rasmussen』。
 *2003『Early Ordovician Conodonts from Far Western New South Wales, Australia:Yong-Yi Zhen, Ian G.Percival & Barry Deane Webby』。

◆スカルペルロドゥス・ロンギピンナトゥス (絶滅)
 Scalpellodus longipinnatus (Ji 1989)
   syn.Utahconus longipinnatus Ji 1989
 *1989『Lower Ordovician Conodonts from the Saint George Group of Port au Port Peninsula, Western Newfoundland:Zai-Liang Ji』。
 *2000『Stratigraphy, Conodont Taxonomy and Biostratigraphy of Upper Cambrian to Lower Silurian Platform to Basin Facies, Northern British Columbia:Leanne J.Pyle』。
 *2002『Taxonomy, Evolution and Biostratigraphy of Conodonts from the Kechika Formation, Skoki Formation and Road River Group, Upper Cambrian to Lower Silurian, North-Eastern British Columbia:Leanne J.Pyle & Christopher Richard Barnes』。
 *2008『Early Ordovician Conodonts from Tarutao Island, Southern Peninsular Thailand:Sachiko Agematsu, Katsuo Sashida, Sirot Salyapongse & Apsorn Sardsud』。

◆スカルペルロドゥス・グラキリス (絶滅)
 Scalpellodus gracilis (Sergeeva 1974)
   syn.Scandodus gracilis Sergeeva 1974
 *1974『Some New Conodonts from Ordovician Strata in the Leningrad Region:S.P.Sergeeva』。
 *1991『Conodont Stratigraphy of the Lower Ordovician Huk Formation at Slemmestad, Southern Norway:Jan Audun Rasmussen』。
 *2001『Conodont Biostratigraphy and Taxonomy of the Ordovician Shelf Margin Deposits in the Scandinavian Caledonides:Jan Audun Rasmussen』。

◆スカルペルロドゥス・ナルウァレンシス (絶滅)
 Scalpellodus narhvalensis Smith 1985
 *1985『Ibexian-Whiterockian, Ordovician Conodont Palaeontology of East and Eastern North Greenland:Michael Paul Smith』。
 *1985『Ibexian-Whiterockian, Ordovician Conodont Palaeontology of East and Eastern North Greenland:Michael Paul Smith』。
 *1991『Early Ordovician Conodonts of East and North Greenland:Michael Paul Smith』。

◆スカルペルロドゥス・ペルキウァリ (絶滅)
 Scalpellodus percivali Zhen 2020
 *2020『Revision of the Darriwilian, Middle Ordovician Conodonts Documented by Watson 1988 from Subsurface Canning Basin, Western Australia:Yong-Yi Zhen』。

◆スカルペルロドゥス・ポインテンシス (絶滅)
 Scalpellodus pointensis Stouge 1980
 *1980『Conodonts of the Middle Ordovician Table Head Formation, Western Newfoundland:Svend Josef Høegh Sandbergh Stouge』。
 *1984『Conodonts of the Middle Ordovician Table Head Formation, Western Newfoundland:Svend Josef Høegh Sandbergh Stouge』。

◆スカルペルロドゥス・ストリアトゥス (絶滅)
 Scalpellodus striatus Ethington & Clark 1982
 *1982『Lower and Middle Ordovician Conodonts from the Ibex Area, Western Millard County, Utah:Raymond Lindsay Ethington & David Leigh Clark』。
 *2003『Aspects of Ordovician Conodonts and the Stratigraphy of Thailand, Malaysia and Tasmania 1:Robin Crawford Cantrill』。

◆スカルペルロドゥス・テルスス (絶滅)
 Scalpellodus tersus Zhang ex An, Zhang, Xiang, Zhang, Xu, Zhang, Jiang, Yang, Lin, Cui & Yang 1983
 *1983『華北及隣区牙形石:安泰庠/張放/向維達/張又秋/徐文豪/張慧娟/姜コ標/楊長生/蘭連弟/崔占堂/楊新昌』。
 *2003『Aspects of Ordovician Conodonts and the Stratigraphy of Thailand, Malaysia and Tasmania 1:Robin Crawford Cantrill』。
 *2003『Aspects of Ordovician Conodonts and the Stratigraphy of Thailand, Malaysia and Tasmania 2:Robin Crawford Cantrill』。

◆スカルペルロドゥス・ウィルエンシス (絶滅)
 Scalpellodus viruensis Löfgren 1978
 *1978『Arenigian and Llanvirnian Conodonts from Jämtland, Northern Sweden:Anita Löfgren』。
 *1994『Conodonts of the Mójcza Limestone:Jerzy Dzik』。



Genus Scapulidens ETHINGTON, DROSTE & REXROAD 1986 スカプリデンス属 (絶滅)

◆スカプリデンス・プリムス (絶滅)
 Scapulidens primus Ethington, Droste & Rexroad 1986
 *1986『Conodonts from Subsurface Champlainian, Ordovician Rocks of Eastern Indiana:Raymond Lindsay Ethington, John Brown Droste & Carl Buckner Rexroad』。



Genus Tokoconus STAIT & DRUCE 1993 トココヌス属 (絶滅)

◆トココヌス・ウェエラマネンシス (絶滅)
 Tokoconus wheelamanensis Stait & Druce 1993
 *1993『Conodonts from the Lower Ordovician Coolibah Formation, Georgina Basin, Central Australia:Kathleen Anne Stait & Edric Charles Druce』。

inserted by FC2 system