Dorudon ("spear-tooth") is a genus of extinct basilosaurid ancient whales that lived alongside Basilosaurus 41.03 to 33.9 million years ago in the Eocene. It was a small whale, with D. atrox measuring 5 metres (16 ft) long and weighing 1–2.2 metric tons (1.1–2.4 short tons).

2023年10月26日 · 矛齿鲸（学名： Dorudon ），又名刀齿鲸，是龙王鲸科中的一个属，生存于4040万至3390万年前的始新世晚期，身长约5米（16英尺），很有可能是肉食性的，以鱼类、软体动物为主食。

2021年10月6日 · Although experts are almost certain Dorudon could hear very well underwater, it could not echolocate like modern toothed whales. Imagine how hard hunting must have been for these predators! Their head was long, with a very narrow snout. From what scientists could gather, they lacked a bulbous melon, which is necessary to echolocate.

About the size of the modern beluga whale, Dorudon atrox is an important find for scientists. It's skeletal structure resembles modern whales, but retains some features that give clues about how this group of successful marine mammals evolved from land-living ancestors.

Numerous adaptations for aquatic existence are present in the skull of Dorudon. The cranium is elongate and low, with a long rostrum and nasal opening retracted to a position above the first premolars.

Dorudon atrox is a medium-sized archaeocete cetacean, around five meters in length from snout to tail in life, and is known from the Birket Qarun and Gehannam Formations of Fayum, Egypt. These formations are primarily Bartonian, but probably straddle the …

矛齿鲸(Dorudon atrox)学名意为拥有矛状牙齿的鲸鱼，是龙王鲸科中的一个属，体长5米左右，重约600公斤。 很有可能是肉食性的，以鱼类、乌贼为主食。 矛齿鲸生活于温暖的海域，北美洲与埃及都有发现它们的化石。

Dorudon is a prehistoric whale which lived approximately 41 to 33 million years ago during the Late Eocene Period. It was first discovered during the 19th century and was given the name Dorudon – a name which means “spear-toothed.”

Dorudon ("spear-tooth") is a genus of extinct basilosaurid ancient whales that lived alongside Basilosaurus 40.4 to 33.9 million years ago in the Eocene. They were about 5 m long and fed on small fish and mollusks. Dorudon lived in warm seas around the world.

Dorudon ("Spear-Tooth") is a genus of extinct basilosaurid ancient whales that lived alongside Basilosaurus 40.4 to 33.9 million years ago, in the Eocene. They were about 5 m (16 ft) long and fed on small fish and mollusks. Dorudon lived in warm seas around the world.