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Denebola brachycephala
| 제목: | Denebola brachycephala
| | 올린이: | Wiki Photos (---@---.---)
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| 해상도: 410x356
파일크기: 52364 Bytes
촬영일: 2012:04:08 19:45:23
등록시간: 2017:02:09 17:22:37
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Description
English: Comparison of the prehistoric monodontid Denebola brachycephala (top) and the pygmy sperm whale, Praekogia cedrosensis, from the Late Miocene of Baja California
Date 3 April 2012
Author Apokryltaros
Source: https://commons.wikimedia.org/wiki/File:Denebola_Praekogia.jpg
Denebola brachycephala is an extinct whale belonging to the family Monodontidae. It is the earliest known ancestor of the beluga, Delphinapterus leucas, and dates from the Upper Miocene period. A fossil was found in the Baja California peninsula, indicating that the family once existed in warmer waters. Order: Artiodactyla, Infraorder: Cetacea, Family: Monodontidae, Subfamily: Delphinapterinae, Genus: Denebola, Species: Denebola brachycephala Barnes, 1984. |
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동물그림창고 똑똑전화 누리집
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