| 单词 | segmented worm |
| 例句 | Annelids show protostomic development in embryonic stages and are often called “segmented worms” due to their key characteristic of metamerism, or true segmentation. Fundamentals of Biology 2015-01-01T00:00:00Z Researchers have lumped it in with a variety of organisms such as segmented worms, swimming slugs and primitive eel-like critters since it was first described in 1966. Was the Tully Monster a Fish, a Worm, a Giant Slug with Fangs? 2023-04-19T04:00:00Z If further analysis shows that those structures are actually an artefact of the fossilization process, the animal might instead be some sort of primitive segmented worm. Ancient worm fossil rolls back origins of animal life 2019-09-03T04:00:00Z On Rosebud’s bones, Osedax and other segmented worms crawled lethargically, their slimy residue forming black, crisscrossing tubes. A Whale’s Afterlife 2019-02-18T05:00:00Z They analyzed numerous fossils of the creature, named Tullimonstrum gregarium, and determined it was not a segmented worm or a free-swimming slug, as once hypothesized, but rather a type of jawless fish called a lamprey. What is a Tully Monster? Scientists finally provide an answer 2016-03-16T04:00:00Z One type of diatom shell that he saw, shaped like a short, segmented worm, is extinct today but lived between 10 million and six million years ago. Scientists Drill through 2,400 Feet of Antarctic Ice for Climate Clues 2015-01-16T05:00:00Z Spoon worms belong to the group of segmented worms called Annelids. What Lives at the Bottom of the Mariana Trench? More Than You Might Think 2013-04-15T00:15:05.547Z These are flat, segmented worms with the head at the smaller end. Special Report on Diseases of the Horse The young of a starfish, for example, has hardly a character in common with its parent, while a marine segmented worm and an oyster, unlike enough when adult, develop from closely similar larval forms. The Life-Story of Insects |
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