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Statements

Subject Item
dbr:Radiodonta
rdf:type
yago:WikicatSilurianAnimals yago:Arthropod101767661 dbo:Eukaryote dbo:Species yago:Whole100003553 yago:Invertebrate101905661 yago:Object100002684 yago:WikicatDevonianAnimals owl:Thing yago:WikicatCambrianAnimals yago:PhysicalEntity100001930 wikidata:Q19088 yago:Organism100004475 yago:WikicatArthropods wikidata:Q729 dbo:Animal yago:WikicatOrdovicianAnimals yago:Animal100015388 yago:LivingThing100004258
rdfs:label
放射齒目 Radiodonta Radiodonta شعاعيات الأسنان Radiodonts Radiodonta ラディオドンタ類 Radiodonta
rdfs:comment
Radiodonta es un orden extinto de artrópodos que tuvieron éxito en todo el mundo durante el período Cámbrico. Para denominarlos, en español se prefiere la grafía radiodontos,[cita requerida] mientras que en inglés, el idioma en la literatura científica en el que más se habla de este grupo, son denominados "radiodonts" (radiodontos),​​​ "radiodontans" (radiodontanos),​​ "radiodontids" (radiodóntidos),​ "anomalocarids" (anomalocáridos),​ o "anomalocaridids" (anomalocarídidos),​​​ aunque estos dos últimos se refieren originalmente a la familia Anomalocarididae, que antes incluía a todas las especies de este orden pero que ahora se limita a unas pocas especies. Los radiodontos se distinguen por sus distintivos apéndices frontales, que son morfológicamente diversos y que eran empleados para un 放射齿目(学名:Radiodonta),又稱射口類、奇蝦類、奇蝦動物,是节肢动物一個已滅絕的基群(有时亦被划入叶足动物门下),屬於恐蝦綱,其下共计19个有效属。放射齿目的化石在歐、亞、非、北美等大洲,以及澳洲等地皆有發現,涵蓋的時間跨度由寒武紀一直延伸至泥盆紀,長達1.2億年;最著名的放射齒類動物奇蝦,便是寒武紀的代表性生物之一。 放射齿目體型從不及10公分至2公尺皆有,身型可分为头、躯干两个体节。其中,头部长有复眼和骨化的前附肢,以及齿环绕四周的口錐;躯干则分为许多小节,每节各有一对由肌肉束控制的桨状叶。此类群也有由肠道、消化腺组成的消化系统,和眼节附近的大脑等结构组成的神经系统。据其形态推测,放射齿目可以利用桨状叶在水中游动,有的甚至可以利用其尾扇快速转向。觅食时,它们有的能利用前附肢抓取猎物,有的能从海底泥中滤取食物碎屑,还有的能够滤食浮游生物。 放射齿目作为研究节肢动物起源和早期系统发育的重要类群,其分类方式在分类学研究中获高度关注。然而,它们的化石极难保存下来,因此出现过不少分类错误。 Els radiodonts (Radiodonta) són un tàxon proposat per contenir tant els anomalocàrids (com Anomalocaris i Schinderhannes) com els (sent Opabinia l'únic conegut). Un altre gènere és Kerygmachela, que encara que no és un anomalocàrid, es considera membre dels radiodonts. Radiodonta is an extinct order of stem-group arthropods that was successful worldwide during the Cambrian period. They may be referred to as radiodonts, radiodontans, radiodontids, anomalocarids, or anomalocaridids, although the last two originally refer to the family Anomalocarididae, which previously included all species of this order but is now restricted to only a few species. Radiodonts are distinguished by their distinctive frontal appendages, which are morphologically diverse and used for a variety of functions. Radiodonts included the earliest large predators known, but they also included sediment sifters and filter feeders. Some of the most famous species of radiodonts are the Cambrian taxa Anomalocaris canadensis, Hurdia victoria, Peytoia nathorsti, Titanokorys gainessii, Cambror شعاعيات الأسنان (الاسم العلمي:†Radiodonta) هي رتبة منقرضة من الحيوانات تتبع طائفة القشريات الرهيبة. Radiodontes (em latim: Radiodonta) são uma ordem de artrópodes presente em todo o mundo durante o período Cambriano e que incluem os primeiros grandes predadores conhecidos. Também já foram chamados de radiodontanos, radiodontides, anomalocarides ou anomalocaridides, embora os últimos mais tarde originaram a família dos anomalocaridídeos, que antes incluía todos as espécies da ordem, mas hoje só algumas delas. ラディオドンタ類(放射歯類、英:radiodont, radiodontan, radiodontid、学名:Radiodonta)は、基盤的な節足動物と考えられる古生物の分類群である。分類学上はラディオドンタ目(放射歯目 ほうしゃしもく)とされる。アノマロカリスのみならず、ペイトイア、フルディア、アンプレクトベルアなどをも含んだ多様なグループである。 頭部には甲皮、複眼、放射状の歯と関節に分かれた前部付属肢、柔軟な胴部には鰓と対をなしに並んだ鰭(ヒレ)という独特な特徴の組み合わせをもつ海棲動物である。30種以上が知られ、その生態は活発な肉食性から穏やかな濾過摂食性まで多岐にわたったと考えられる。 世界中の堆積累層から化石が見つかり、カンブリア紀(約5億年前)の種類を中心とする分類群であるが、オルドビス紀(約4億8,000万年前)とデボン紀(約4億年前)に生息したものもわずかに発見される。その形態学上の復元と分類学上の位置付けは多くの議論が繰り広げられ、節足動物の起源と初期系統発生を示唆する重要な分類群の1つである。 本群は一時期ではアノマロカリス類(anomalocaridid, anomalocarid)と総称されてきたが、これはかつて本群の全ての構成種が、そのうちのアノマロカリス科(Anomalocarididae)のみに含まれた経緯の名残である(後述)。
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yago-res:Radiodonta freebase:m.05mx_8y dbpedia-pt:Radiodonta wikidata:Q3291852 dbpedia-zh:放射齒目 dbpedia-ca:Radiodonts n23:32g5F dbpedia-simple:Radiodonta dbpedia-ja:ラディオドンタ類 dbpedia-ru:Radiodonta dbpedia-fa:پره‌دندان‌سانان dbpedia-es:Radiodonta dbpedia-ar:شعاعيات_الأسنان
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dbt:Cladogram dbt:Extinct dbt:Radiodonta dbt:Clade dbt:Taxonbar dbt:Taxobox dbt:Multiple_image dbt:Reflist dbt:Fossilrange dbt:Flag dbt:Short_description dbt:Convert dbt:Quote
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n7:20191201_Radiodonta_Amplectobelua_Anomalocaris_Aegirocassis_Lyrarapax_Peytoia_Laggania_Hurdia.png?width=300
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Peytoia nathorsti Tamisiocaris borealis Summarized phylogeny between Radiodonta and other Ecdysozoan taxa Anomalocaris canadensis Phylogeny of Radiodonta after Moysiuk & Caron 2021 Amplectobelua stephenensis Cambroraster falcatus Caryosyntrips camurus
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†Dinocaridida
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Anterior region of two generized Anomalocaris and Hurdiid radiodont, showing distinct morphology A: Dorsal view, B: Ventral view, Fa: Frontal appendage, He: H-element, Pe: P-element, Ey: Eye, Oc: Oral cone, Af: Anterior flap, Bf/Vf:, Ventral flap, Sb: Setal blade Frontal appendages morphology of the radiodont families Anomalocarididae/Amplectobeluidae and Hurdiidae Suggested frontal appendage mobility and movement of various radiodonts
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Cambrian Stage 3 – Early Devonian,
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20191213 20210702 20210629 20210630 20210812 20210813 20190908
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Left to right, top to bottom: Amplectobelua symbrachiata, Anomalocaris canadensis, Aegirocassis benmoulai, Peytoia nathorsti, Lyrarapax unguispinus, Cambroraster falcatus, and Hurdia victoria
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(Collins, 1996) †Radiodonta
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Arthropoda
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Animalia
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* Anomalocarididae * Amplectobeluidae * Tamisiocarididae * Hurdiidae * Genera with uncertain classification ** Caryosyntrips ** Cucumericrus? ** Houcaris ** Innovatiocaris ** Laminacaris ** Paranomalocaris
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180 350
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Radiodonta is an extinct order of stem-group arthropods that was successful worldwide during the Cambrian period. They may be referred to as radiodonts, radiodontans, radiodontids, anomalocarids, or anomalocaridids, although the last two originally refer to the family Anomalocarididae, which previously included all species of this order but is now restricted to only a few species. Radiodonts are distinguished by their distinctive frontal appendages, which are morphologically diverse and used for a variety of functions. Radiodonts included the earliest large predators known, but they also included sediment sifters and filter feeders. Some of the most famous species of radiodonts are the Cambrian taxa Anomalocaris canadensis, Hurdia victoria, Peytoia nathorsti, Titanokorys gainessii, Cambroraster falcatus and Amplectobelua symbrachiata, the Ordovician Aegirocassis benmoulai and the Devonian Schinderhannes bartelsi. ラディオドンタ類(放射歯類、英:radiodont, radiodontan, radiodontid、学名:Radiodonta)は、基盤的な節足動物と考えられる古生物の分類群である。分類学上はラディオドンタ目(放射歯目 ほうしゃしもく)とされる。アノマロカリスのみならず、ペイトイア、フルディア、アンプレクトベルアなどをも含んだ多様なグループである。 頭部には甲皮、複眼、放射状の歯と関節に分かれた前部付属肢、柔軟な胴部には鰓と対をなしに並んだ鰭(ヒレ)という独特な特徴の組み合わせをもつ海棲動物である。30種以上が知られ、その生態は活発な肉食性から穏やかな濾過摂食性まで多岐にわたったと考えられる。 世界中の堆積累層から化石が見つかり、カンブリア紀(約5億年前)の種類を中心とする分類群であるが、オルドビス紀(約4億8,000万年前)とデボン紀(約4億年前)に生息したものもわずかに発見される。その形態学上の復元と分類学上の位置付けは多くの議論が繰り広げられ、節足動物の起源と初期系統発生を示唆する重要な分類群の1つである。 本群は一時期ではアノマロカリス類(anomalocaridid, anomalocarid)と総称されてきたが、これはかつて本群の全ての構成種が、そのうちのアノマロカリス科(Anomalocarididae)のみに含まれた経緯の名残である(後述)。 Radiodonta es un orden extinto de artrópodos que tuvieron éxito en todo el mundo durante el período Cámbrico. Para denominarlos, en español se prefiere la grafía radiodontos,[cita requerida] mientras que en inglés, el idioma en la literatura científica en el que más se habla de este grupo, son denominados "radiodonts" (radiodontos),​​​ "radiodontans" (radiodontanos),​​ "radiodontids" (radiodóntidos),​ "anomalocarids" (anomalocáridos),​ o "anomalocaridids" (anomalocarídidos),​​​ aunque estos dos últimos se refieren originalmente a la familia Anomalocarididae, que antes incluía a todas las especies de este orden pero que ahora se limita a unas pocas especies. Los radiodontos se distinguen por sus distintivos apéndices frontales, que son morfológicamente diversos y que eran empleados para una variedad de funciones. Entre los radiodontos se encuentran los primeros grandes depredadores conocidos, pero también incluyen tamizadores de sedimentos y filtradores.​ Algunas de las especies más conocidas de radiodontos son Anomalocaris canadensis, Hurdia victoria, Peytoia nathorsti y Amplectobelua symbrachiata del Cámbrico, Aegirocassis benmoulai del Ordovícico y Schinderhannes bartelsi del Devónico. شعاعيات الأسنان (الاسم العلمي:†Radiodonta) هي رتبة منقرضة من الحيوانات تتبع طائفة القشريات الرهيبة. 放射齿目(学名:Radiodonta),又稱射口類、奇蝦類、奇蝦動物,是节肢动物一個已滅絕的基群(有时亦被划入叶足动物门下),屬於恐蝦綱,其下共计19个有效属。放射齿目的化石在歐、亞、非、北美等大洲,以及澳洲等地皆有發現,涵蓋的時間跨度由寒武紀一直延伸至泥盆紀,長達1.2億年;最著名的放射齒類動物奇蝦,便是寒武紀的代表性生物之一。 放射齿目體型從不及10公分至2公尺皆有,身型可分为头、躯干两个体节。其中,头部长有复眼和骨化的前附肢,以及齿环绕四周的口錐;躯干则分为许多小节,每节各有一对由肌肉束控制的桨状叶。此类群也有由肠道、消化腺组成的消化系统,和眼节附近的大脑等结构组成的神经系统。据其形态推测,放射齿目可以利用桨状叶在水中游动,有的甚至可以利用其尾扇快速转向。觅食时,它们有的能利用前附肢抓取猎物,有的能从海底泥中滤取食物碎屑,还有的能够滤食浮游生物。 放射齿目作为研究节肢动物起源和早期系统发育的重要类群,其分类方式在分类学研究中获高度关注。然而,它们的化石极难保存下来,因此出现过不少分类错误。 Els radiodonts (Radiodonta) són un tàxon proposat per contenir tant els anomalocàrids (com Anomalocaris i Schinderhannes) com els (sent Opabinia l'únic conegut). Un altre gènere és Kerygmachela, que encara que no és un anomalocàrid, es considera membre dels radiodonts. Radiodontes (em latim: Radiodonta) são uma ordem de artrópodes presente em todo o mundo durante o período Cambriano e que incluem os primeiros grandes predadores conhecidos. Também já foram chamados de radiodontanos, radiodontides, anomalocarides ou anomalocaridides, embora os últimos mais tarde originaram a família dos anomalocaridídeos, que antes incluía todos as espécies da ordem, mas hoje só algumas delas.
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wikipedia-en:Radiodonta?oldid=1122719538&ns=0
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88295
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wikipedia-en:Radiodonta