| 单词 | Hydrozoa |
| 例句 | Although he deals mainly with Indian forms the book contains an unusually full account of the life-history and bionomics of freshwater Sponges, Polyzoa, and Hydrozoa. Freshwater Sponges, Hydroids & Polyzoa 2011-06-25T02:00:17.833Z Their position in the animal kingdom and their main subdivisions may be expressed in the following table:— In the above-given classification, the Scyphomedusae, formerly included with the Hydromedusae as Hydrozoa, are placed nearer the Anthozoa. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6 "Cockaigne" to "Columbus, Christopher" Other cœlenterates, of the same essential type but of simpler structure, form the class Hydrozoa. The Contemporary Review, Volume 36, September 1879 But with the oceanic Hydrozoa this is by no means the case. Essays: Scientific, Political, & Speculative, Vol. I The only exception is the monograph on Oceanic Hydrozoa. Thomas Henry Huxley; A Sketch Of His Life And Work The simplest in structure of the cœlenterates are those that constitute the class Hydrozoa. Freshwater Sponges, Hydroids & Polyzoa 2011-06-25T02:00:17.833Z The sub-class of the Hydrozoa, which comprises the animals most nearly allied to the Hydra. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science "Oceanic Hydrozoa". —loses priority by delay. —still of use in 1867. Life and Letters of Thomas Henry Huxley — Volume 3 He suggests at once that "Hydrozoa" and "Actinozoa," in his list, should be dealt with by the writer of the article "Coelenterata." Life and Letters of Thomas Henry Huxley — Volume 2 Returning to the purpose of our interview, the researches Mr. Huxley laid before me were chiefly those on the Salpae, a much misunderstood group of marine Hydrozoa. Life and Letters of Thomas Henry Huxley — Volume 1 Hydra, the freshwater polyp, is one of the simplest of the Hydrozoa both as regards structure and as regards life-history. Freshwater Sponges, Hydroids & Polyzoa 2011-06-25T02:00:17.833Z The hard chitinous covering secreted by many of the Hydrozoa. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science The Hydrozoa were represented not only by jellyfish but also by the GRAPTOLITE, which takes its name from a fancied resemblance of some of its forms to a quill pen. The Elements of Geology But after the publication of the "Oceanic Hydrozoa" I was obliged to take to quite other occupations, and all that material is like the "full many a flower, born to blush unseen," of our poet. Life and Letters of Thomas Henry Huxley — Volume 2 I am glad your journey has yielded so good a scientific harvest, and especially that you found my "Oceanic Hydrozoa" of some use. Life and Letters of Thomas Henry Huxley — Volume 1 Cordylophora is a normal genus of the class Hydrozoa and the order Gymnoblastea; the next four genera are certainly Hydrozoa, but their affinities are very doubtful. Freshwater Sponges, Hydroids & Polyzoa 2011-06-25T02:00:17.833Z I have finished the "Oceanic Hydrozoa" all but the bookwork, for which I must have access to the B. M. Library—but another week will do him. Life and Letters of Thomas Henry Huxley — Volume 1 The most important of the unfinished work consists of the long-delayed "Oceanic Hydrozoa," the "Manual of Comparative Anatomy," and a report on Fisheries. Life and Letters of Thomas Henry Huxley — Volume 1 |
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