Protocetus - Wikipedia
Protocetus atavus ("first whale") is an extinct species of primitive cetacean from Egypt. It lived during the middle Eocene period 45 million years ago.
Protocetus - Facts, Diet, Habitat & Pictures on Animalia.bio
Protocetus atavus ("first whale") is an extinct species of primitive cetacean from Egypt. It lived during the middle Eocene period 45 million years ago.
原鯨 - 维基百科，自由的百科全书
原鯨（学名：Protocetus atavus ）是一種已經滅絕的古代鯨魚，屬於原鯨科。巴基鯨生活在始新世中期。原鯨身長為2.5公尺。 原鯨是一種相當原始的鯨魚，仍然擁有後鰭，前鰭則長有腳趾。 …
原鲸 - 维基百科，自由的百科全书
原鲸（学名：Protocetus atavus ）是一种已经灭绝的古代鲸鱼，属于原鲸科。巴基鲸生活在始新世中期。原鲸身长为2.5公尺。 原鲸是一种相当原始的鲸鱼，仍然拥有后鳍，前鳍则长有脚趾。 …
Protocetidae - Wikipedia
Protocetidae, the protocetids, form a diverse and heterogeneous group of extinct cetaceans known from Asia, Europe, Africa, South America, and North America. Skeletal drawing of …
海洋科普（1367）| 古怪的古鲸_巴基 - 搜狐
2021年3月3日 · Protocetus. 原鲸，是一种已经灭绝的古代鲸鱼，属于原鲸科，生活在始新世中期（4500万年前）。身长约为2.5米，拥有后鳍，前鳍则长有脚趾。它们的长下颚中长有锐利的 …
Protocetus - Prehistoric Wildlife
2012年10月19日 · Protocetus was still a dedicated predator with jaws shaped into a long thin snout, ideally suited for quick opening while submerged since the narrow jaws would …
When Whales Walked in Egypt - National Geographic
2011年11月20日 · The story of Protocetus, one of the very earliest whales and the fossil that could have quickly closed a gap in our understanding of one of the greatest transitions in …
Protocetus - Scientific Lib
Protocetus atavus ("first whale") is an extinct species of primitive cetacean from Egypt. It lived during the middle Eocene period 45 million years ago.
Protocetus atavus - GBIF
Protocetus atavus ("first whale") is an extinct species of primitive cetacean from Egypt. It lived during the middle Eocene period 45 million years ago. The first discovered protocetid, …
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