| 单词 | Brachiopoda |
| 例句 | Formerly the group included the Tunicata, Brachiopoda, and sometimes the Bryozoa. Webster's Unabridged Dictionary 2012-03-24T02:00:23.513Z He also prepared an exhaustive memoir on “Recent Brachiopoda,” published by the Linnean Society. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 10 "David, St" to "Demidov" 2012-02-17T03:00:33.923Z It appears to have been quietly deposited at the bottom of a deep submarine depression, swarming with Pyramidellidæ and deep-water Brachiopoda. In the Arctic Seas A Narrative of the Discovery of the Fate of Sir John Franklin and his Companions 2011-10-10T02:00:18.377Z But in this respect the Brachiopoda reveal nothing more than other groups of the organic kingdoms. The Chain of Life in Geological Time A Sketch of the Origin and Succession of Animals and Plants 2011-06-01T02:00:24.880Z Classification.—Beecher’s division of the Brachiopoda into four orders is based largely on the character of the aperture through which the stalk or pedicle leaves the shell. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" The most important point, however, is, that while Brachiopoda were most abundant, the highest molluscs existed also, their remains being found in the Bala limestone, which is the lowest bed of molluscous fossils. The Christian Foundation, Or, Scientific and Religious Journal, Volume I, No. 7, July, 1880 Composed of two plates or valves; applied to the shell of the Lamellibranchiata and Brachiopoda, and to the carapace of certain Crustacea. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science Finding that I wished to devote myself to geology, he set me to work on the Brachiopoda as the best group of fossils to serve as data in determining the Palaeozoic horizons. Louis Agassiz as a Teacher; illustrative extracts on his method of instruction All that will be conceded is that specific variation in the Brachiopoda, at least, has a wider range than was formerly suspected. The Antiquity of Man Brachiopoda, with the pedicle passing out between the umbones, the opening being shared by both valves. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" Brachiopoda, preponderance of, in older rocks. —, mode of recognising shells of. The Student's Elements of Geology Usually applied to the shells of the Brachiopoda. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science I must have the pleasure of thanking you for your kindness in sending me your essay on the Brachiopoda. More Letters of Charles Darwin — Volume 1 His researches were chiefly connected with the sciences of geology and palaeontology, and were directed especially to the elucidation of the characters, classification, history, geological and geographical distribution of recent and fossil Brachiopoda. Life and Letters of Charles Darwin — Volume 2 Such is the general arrangement of the shell muscles in the division composing the articulated Brachiopoda, making allowance for certain unimportant modifications observable in the animals composing the different families and genera thereof. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" The mollusks, also, are no less characteristic; of 68 species of Brachiopoda, ten only are common to the Carboniferous Limestone. The Student's Elements of Geology The Brachiopoda are also represented in moderate numbers in the Permian. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science Brachiopoda, with pedicle-opening restricted to ventral valve, and either open at the hinge line or more or less completely closed by a pseudo-deltidium, which may disappear in adult. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" On this subject he brought out an important work, 'British Fossil Brachiopoda,' 5 vols. 4to. Life and Letters of Charles Darwin — Volume 2 Owing to the strong and tight interlocking of the valves by the means of curved teeth and sockets, many species of Brachiopoda could open their valves but slightly. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" Affinities.—Little light has been thrown on the affinities of the Brachiopoda by recent research, though speculation has not been wanting. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" Among the fossils, Brachiopoda very numerous; some few species common to the genuine Lias; many peculiar. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science Brachiopoda, with the pedicle-opening, confined in later life to the ventral valve, and placed at the umbo or beneath it. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" The lower division of the Mollusca, comprising the Polyzoa, Tunicata, and Brachiopoda. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science Unfortunately almost every anatomist who has written on the muscles of the Brachiopoda has proposed different names for each muscle, and the confusion thence arising is much to be regretted. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" A genus of Brachiopoda, so called in allusion to the perforated beak of the ventral valve. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science |
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