极为罕见的异齿龙类恐龙:巨大且部分带根的牙齿(对照 Ouranosaurus)—— 白垩纪 Elrhaz 组 - 牙齿化石





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未鉴定的伊龟齿龙科恐龙牙(cf Ouranosaurus nigeriensis),来自尼日尔 Gadoufaoua 的 Elrhaz 组,下白垩纪 Aptiano/Albiano,约 1.13 亿年前;天然状态,未修复。
卖家的描述
Scientific name: 未识别的蜥脚下目恐龙(鸟脚类恐龙)牙齿。 cf Ouranosaurus nigeriensis
Location: Gadoufaoua, Téneré Desert, Niger.
Geological Formation: Erlhaz Fm
Age: Lower Cretaceous, Aptian/Albian stage ( 113 million years)
Size: 4,4cm
REF.: #S536
DESCRIPTION:
Observations: 只有一颗孤立的牙齿,很难精确给出分类学鉴定。此牙齿的形态无疑属于一个 iguanodontian。由于其巨大的尺寸,我们必须排除 Elrhazosaurus 或 Lurdusaurus;因此它应当对应在 Erlhaz Fm 的 lower Cretaceous 中存在的更大型的 Iguanodontian: Ouranosaurus nigeriensis。
About restorations/repairs/comments: 未经修复或粘接。它是一件异常巨大且部分根部完好的标本。此类标本相当罕见。纵向脊仍清晰可见。它还显示出良好发育的进食磨耗。
Iguanodontian dinosaurs from the Early Cretaceous of Niger, specifically within the Elrhaz Formation (Gadoufaoua deposits), include the prominent sail-backed Ouranosaurus nigeriensis and the heavily built Lurdusaurus arenatus. Another basal iguanodontian, Elrhazosaurus nigeriensis, is known from isolated fossils found in the region.
Ouranosaurus nigeriensis: Named by Philippe Taquet in 1976, this 7–8.3 meter long herbivore is known for the, likely, heat-regulating or display-oriented sail on its back formed by long neural spines.
Lurdusaurus arenatus: Described as having a "massively-constructed" body, this iguanodontian had a unique, almost sloth-like body form compared to other members of its group.
Elrhazosaurus nigeriensis: Originally thought to be a species of Valdosaurus, this basal iguanodontian is known from fragmentary remains.
These dinosaurs thrived in what is now the Sahara Desert during the Aptian stage (approx. 115–105 million years ago).
All of our fossils come with a Certificate of Authenticity. Every week, the issued Certificates of Authenticity are updated in our database verification system on our website. If you find that your certificate has not yet been updated, please contact us and we will update it immediately. Display box included.
IMPORTANT SHIPPING INFORMATION:
Our company is based in the USA, but our headquarters and products are located in Europe. Therefore, ALL PRODUCTS WILL BE SHIPPED FROM EUROPE. Consequently, any European customer will receive their shipment without any import charges, as it will be an intra-community shipment.
For customers in the USA: Shipments will be made via UPS from Europe, and in this case, we will be responsible for any import charges. These will be paid online by us before the package arrives. Therefore, US customers will not pay any import fees.
For the rest of the world: We are not responsible for any import charges applicable to the destination country.
卖家故事
使用Google翻译翻译Scientific name: 未识别的蜥脚下目恐龙(鸟脚类恐龙)牙齿。 cf Ouranosaurus nigeriensis
Location: Gadoufaoua, Téneré Desert, Niger.
Geological Formation: Erlhaz Fm
Age: Lower Cretaceous, Aptian/Albian stage ( 113 million years)
Size: 4,4cm
REF.: #S536
DESCRIPTION:
Observations: 只有一颗孤立的牙齿,很难精确给出分类学鉴定。此牙齿的形态无疑属于一个 iguanodontian。由于其巨大的尺寸,我们必须排除 Elrhazosaurus 或 Lurdusaurus;因此它应当对应在 Erlhaz Fm 的 lower Cretaceous 中存在的更大型的 Iguanodontian: Ouranosaurus nigeriensis。
About restorations/repairs/comments: 未经修复或粘接。它是一件异常巨大且部分根部完好的标本。此类标本相当罕见。纵向脊仍清晰可见。它还显示出良好发育的进食磨耗。
Iguanodontian dinosaurs from the Early Cretaceous of Niger, specifically within the Elrhaz Formation (Gadoufaoua deposits), include the prominent sail-backed Ouranosaurus nigeriensis and the heavily built Lurdusaurus arenatus. Another basal iguanodontian, Elrhazosaurus nigeriensis, is known from isolated fossils found in the region.
Ouranosaurus nigeriensis: Named by Philippe Taquet in 1976, this 7–8.3 meter long herbivore is known for the, likely, heat-regulating or display-oriented sail on its back formed by long neural spines.
Lurdusaurus arenatus: Described as having a "massively-constructed" body, this iguanodontian had a unique, almost sloth-like body form compared to other members of its group.
Elrhazosaurus nigeriensis: Originally thought to be a species of Valdosaurus, this basal iguanodontian is known from fragmentary remains.
These dinosaurs thrived in what is now the Sahara Desert during the Aptian stage (approx. 115–105 million years ago).
All of our fossils come with a Certificate of Authenticity. Every week, the issued Certificates of Authenticity are updated in our database verification system on our website. If you find that your certificate has not yet been updated, please contact us and we will update it immediately. Display box included.
IMPORTANT SHIPPING INFORMATION:
Our company is based in the USA, but our headquarters and products are located in Europe. Therefore, ALL PRODUCTS WILL BE SHIPPED FROM EUROPE. Consequently, any European customer will receive their shipment without any import charges, as it will be an intra-community shipment.
For customers in the USA: Shipments will be made via UPS from Europe, and in this case, we will be responsible for any import charges. These will be paid online by us before the package arrives. Therefore, US customers will not pay any import fees.
For the rest of the world: We are not responsible for any import charges applicable to the destination country.

