Denebola brachycephala

Denebola brachycephala

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.


이미지 정보		Original File Name: Denebola_Praekogia - Denebola brachycephala.jpg Resolution: 410x356 File Size: 52364 Bytes Date: 2012:04:08 19:45:23 Upload Time: 2017:02:09 17:22:37
올린이		이름 (메일주소): Wiki Photos (---@---.---)
사진 제목		Denebola brachycephala


설명		Denebola brachycephala 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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