dorudon वाक्य
"dorudon" हिंदी में dorudon in a sentenceउदाहरण वाक्य
- Outside North America, " Zygorhiza " has only been reliably identified in New Zealand, whereas " Dorudon " only in Egypt.
- In the U . S ., " Zygorhiza " is known from the Gulf Coast, whilst " Dorudon " is known from southeastern Atlantic Coast.
- A basilosaurid was as big as the larger modern whales, with genera like " Basilosaurus " reaching lengths of up to long; dorudontines were smaller, with genera like " Dorudon " reaching about long.
- As the Oligocene dawns, " Basilosaurus ", " Arsinoitherium " and " Dorudon " will all vanish, victims of the climatic shifts that ended the Eocene, changing the warm sea into a cold ocean.
- The two species of " Dorudon " differ from other members of Dorudontinae mainly in size : they are considerably larger than " Saghacetus " and slightly larger than " Zygorhiza ", but also differ from both these genera in dental and / or cranial morphology.
- From this Gingerich concluded that " Rodhocetus " was swimming mostly at the surface by alternate strokes of its hind feet, and that it was insulated by fur rather than blubber, as are " Dorudon " and modern cetaceans, which made it buoyant and incapable of deep diving.
- The limited known material for " D . serratus " makes it difficult to compare the two species of " Dorudon " . placed " D . atrox " in the same genus as " D . serratus " because of similarities in size and morphology, but kept them as separate species because of differences in dental morphology.
- "Ichthyolestes ", the oldest of the pakicetids, had semicircular canals in the inner ear the same size as the living relatives of cetaceans, the artiodactyls, in contrast to the reduced size found in later pakicetids and protocetids, such as " Remingtonocetus ", " Indocetus ", and " Dorudon ", and extant cetaceans.
- Analyses of the stomach contents of " B . cetoides " has shown that this species fed exclusively on fishes and sharks, while bite marks on the skulls of juvenile " Dorudon " have been matched with the dentition of " B . isis ", suggesting a dietary difference between the two species, similar to that found in different populations of modern killer whales.
- Distinguishing features for the genus include : long and forward-pointing anticlinal ( i . e . the spines of the other vertebrae are inclined towards this specific vertebra ) which is a primitive retention in " Stromerius " not present in other basilosaurids . " Stromerius " is larger than the contemporary " Saghacetus " but smaller than the older " Dorudon ".
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