| 单词 | Unio |
| 例句 | In fact, the line of demarcation between Unio and Anodon appears to rest on the first possessing cardinal teeth, and the latter having none. Zoological Illustrations, Volume III or Original Figures and Descriptions of New, Rare, or Interesting Animals 2012-04-20T02:00:06.887Z The shells now arranged under the kindred genera of Unio and Anodon are exclusively fluviatile, or inhabitants of fresh water, and are dispersed both in the old and the new world. Zoological Illustrations, Volume II or Original Figures and Descriptions of New, Rare, or Interesting Animals 2012-04-19T02:00:34.283Z There can be no doubt this shell is the Unio nasutus of Say, who refers to the figure of Lister. Zoological Illustrations, Volume I or Original Figures and Descriptions of New, Rare, or Interesting Animals 2012-04-19T02:00:27.027Z In various beds a large freshwater shell, Unio valdensis, occurs, and in the cliffs of Brook have been found many cones of Cycadean plants. The Geological Story of the Isle of Wight When the laying becomes imminent, the Rhodius, swimming up and down at the bottom of the stream, at length discovers a Unio. The Industries of Animals Unio fragilis is principally distinguished by the cardinal teeth: those in the right valves are 2; short, obtuse, and nearly obsolete, more resembling tubercles, than the crenated or striated teeth of this genus. Zoological Illustrations, Volume III or Original Figures and Descriptions of New, Rare, or Interesting Animals 2012-04-20T02:00:06.887Z Shell, probably a Unio, used by potters to scrape the surface of clay vessels; seen in use. Illustrated Catalogue of a Portion of the Collections Made During the Field Season of 1881 Third Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1881-82, Government Printing Office, Washington, 1884, pages 427-510 In the rivers and bayous of that remote period there also lived many kinds of Unios or fresh-water clams, and other shells, the casts of which are frequently found with Trachodon bones. Dinosaurs With Special Reference to the American Museum Collections In all the mounds yet opened, examples of the Unio, or River Mussel, commonly known as the clam have been found. The Mound Builders Then the couple depart in search of another Unio, to whom to confide another representative of the race. The Industries of Animals The slight development of the cardinal teeth brings this shell nearer to the genus Anodon, than any other Unio which I have seen. Zoological Illustrations, Volume III or Original Figures and Descriptions of New, Rare, or Interesting Animals 2012-04-20T02:00:06.887Z Those employed belong almost wholly to a species of Unio which abounds over a considerable area of soft bottom, under a depth of 2 to 10 feet of water. New England Salmon Hatcheries and Salmon Fisheries in the Late 19th Century A very curious fact noted during the expedition was the presence of a Unio living within the influence of salt water, in the River Brisbane. Narrative of the Voyage of H.M.S. Rattlesnake, Commanded By the Late Captain Owen Stanley, R.N., F.R.S. Etc. During the Years 1846-1850. Including Discoveries and Surveys in New Guinea, the Louisiade Archipelago, Etc. to Which Is Added the Account of Mr. E.B. Kennedy's Expedition for the Exploration of the Cape York Peninsula. By John Macgillivray, F.R.G.S. Naturalist to the Expedition. — Volume 2 It was that of our fresh-water Mussels, the Family of Unios. The Atlantic Monthly, Volume 09, No. 54, April, 1862 That common muscle, the Unio complanalus, or more properly fluviatilis, left in the spring by the musk-rat upon rocks and stumps, appears to have been an important article of food with the Indians. Excursions It is associated with Unio littoralis also in great numbers and with both valves united. The Antiquity of Man Along the shore were strewn shells thrown up by the surf; and on examining them, I found them all to belong to well-known old-world genera—Unio, Planorbis, Ancylus, and Ampullari. The Naturalist in Nicaragua I know from your own observations in former times that you have already collected similar facts for the Unios, so that you will at once understand and appreciate my object. Louis Agassiz: His Life and Correspondence A comparison of the position of the internal organs of different Species of Unios with the outlines of their shells will leave no doubt that their form is determined by the structure of the animal. The Atlantic Monthly, Volume 09, No. 54, April, 1862 On the other hand, the movements of the cilia on the mantle of an Unio were not always arrested, even when left for a consider- * 'Proceedings of Royal Society,' Feb. Insectivorous Plants On both sides of the high banks are deep hollows, and chains of ponds, surrounded with reeds; but now quite dry, and covered with the dead shells of Limnaea, Paludina, and Unio. Journal of an Overland Expedition in Australia : from Moreton Bay to Port Essington, a distance of upwards of 3000 miles, during the years 1844-1845 With it occurs the Unio littoralis, now living in the Seine and Loire. The Student's Elements of Geology We found here Unios of a fine pink and purple colour inside the valves, and a new species of Cyclas with longitudinal ribs. Journal of an Overland Expedition in Australia : from Moreton Bay to Port Essington, a distance of upwards of 3000 miles, during the years 1844-1845 Out of fifteen species of shells of the genera Paludina, Melania, Ampullaria, and Unio, all are extinct or unknown species with the exception of four, which are still inhabitants of Indian rivers. The Student's Elements of Geology |
| 随便看 |
|
英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。