Diaphorocetus
WebFeb 26, 2024 · Ferecetotherium kelloggi的吻突相对现存抹香鲸的要狭窄得多 ,中新世的抹香鲸类如蒂普罗鲸属Diaphorocetus及奥巴斯托鲸属Orycterocetus前上颌骨宽度及上颌骨宽度(接近吻突基部)是近乎相等的 , 这些中新世的史前抹香鲸吻突倾向变宽 , 吻突变宽意味着储存鲸脑油的腔室扩大。 WebSep 7, 2016 · This work re-examines Diaphorocetus in detail and declares it a nomen protectum, demonstrating that facial asymmetry and a clearly defined supracranial basin …
Diaphorocetus
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Idiorophus is a genus of toothed whales in the family Physeteridae. Fossils have been found in the Colhuehuapian Gaiman Formation of Argentina and the Libano Sandstone in Italy. The teeth of Idiorophus were similar in size to those of the modern orca. WebThree of them (Cozzuoliphyseter rionegrensis, Diaphorocetus poucheti and Idiorophus patagonicus) are represented by skull material, while the presence of Livyatan sp. is only …
Diaphorocetus is an extinct genus of odontocete cetacean belonging to Physeteroidea. Its remains were found in the Monte León Formation of Argentina, dating to the Early Miocene. See more Diaphorocetus was originally named Mesocetus by Moreno (1892). Lydekker (1893) found that Mesocetus was already in use for an extinct mysticete, so he renamed the sperm whale Hypocetus. Ameghino (1894) … See more The small teeth of Diaphorocetus and the bottleneck-like nature of the rostrum suggest that Diaphorocetus employed a feeding strategy intermediate between that of raptorial sperm … See more WebCharacter matrix 1- Rostrum length (ordered): (0) rostrum elongated, ratio between rostrum length and skull width > 1.2; (1) ratio ≤ 1.2 and ≥ 0.95; (2) short rostrum, ratio < 0.95. The scoring of ‘Aulophyseter’ was changed from ? to 1. 2- Maxilla, premaxilla and vomer, all reaching the tip of the rostrum which is not formed only by the premaxillae: (0) absent; …
WebSuper-famille. Physeteroidea. Famille. Physeteridae. Genre. † Orycterocetus. Leidy, 1853. Orycterocetus est un genre éteint de mammifères marins de la famille des Physeteridae, et donc proches du cachalot . WebMicrocetus is a genus of extinct odontocete from the late Oligocene ( Chattian) of Nordrhein-Westfalen, Germany . Taxonomy [ edit] The type species of Microcetus, M. ambiguus, …
WebSister taxa: Aulophyseter, Aulophyseterinae, Hoplocetinae, Idiophyseter, Idiorophus, Kogiopsis, Orca semseyi, Orcopsis, Orycterocetus, Paleophoca, Physeter, Physeterinae, …
WebThis prehistoric cetacean -related article is a stub. You can help Wikipedia by expanding it. smallwood tiresWebIt is one of the oldest species discovered, after the Middle Miocene Loxolithax 16–14.8 mya and the Late Miocene Salumiphocaena 12.6–9 mya. The holotype specimen comprises a partial skeleton. The genus name derives from Ancient Greek pteryx, "wing," in reference to its unusually pronounced beak, and Latin phocaena, "porpoise." hildebrand philosopherWebScaldicetus is an extinct genus of highly predatory macroraptorial sperm whale. Although widely used for a number of extinct physeterids with primitive dental morphology consisting of enameled teeth, Scaldicetus as generally recognized appears to be a wastebasket taxon filled with more-or-less unrelated primitive sperm whales. [4] Taxonomy [ edit] hildebrand printingWeb領航鯨. 領航鯨 （英文：pilot whale），又名 圓頭鯨 或 巨頭鯨 （ 日文 ：ゴンドウクジラ），是 海豚科 、 領航鯨亞科 之下 領航鯨屬 （ 學名 ： Globicephala ）鯨類的統稱，現存兩種，即 長肢領航鯨 和 短肢領航鯨 ，二者的形態極其相似，都具有圓球狀頭部與黑色 ... hildebrand photographyWeb海豚科（学名： Delphinidae ）是跟黑猩猩一样聪明的动物，许多杂技表演都有海豚。 它还可以创造杂技，模仿人鼓掌的动作等。 分類. 海豚科 Delphinidae . 海豚属 Delphinus . 長吻真海豚 Delphinus capensis; 真海豚 Delphinus delphis; 原海豚属 Stenella . 飛旋海豚 Stenella longirostris; 條紋原海豚 Stenella coeruleoalba smallwood township ilWebThis page was last edited on 21 August 2024, at 02:42. Text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply.By ... smallwood tires rochesterWebFacts and information about prehistoric cetaceans and other prehistoric creatures. smallwood tires rochester pa