| 单词 | Arthropoda |
| 例句 | Fungi have evolved mutualisms with numerous insects in Phylum Arthropoda: jointed, legged invertebrates. Fundamentals of Biology 2015-01-01T00:00:00Z Arthropoda is the largest phylum in the animal world in terms of numbers of species, and insects form the single largest group within this phylum. Concepts of Biology 2013-04-25T00:00:00Z Insects, spiders, crustaceans and many-footed critters such as millipedes are members of the phylum Arthropoda. Entomologist’s free coloring book on arthropods is a fun, informative tool for young naturalists 2021-02-05T05:00:00Z Insects share many characteristics with crustaceans, which are coveted and esteemed; both are members of the phylum Arthropoda. Why Aren’t We Eating More Insects? 2018-09-07T04:00:00Z Scientists recognize eight major phyla to describe most common animals: Porifera, Cnidaria, Platyhelminthes, Annelida, Mollusca, Arthropoda, Echinodermata and Chordata. Systems Science: How Biodiverse Is Your Backyard? 2014-10-02T04:00:00Z Phylum Arthropoda is the largest phylum in the animal world, and insects form the single largest class within this phylum. Fundamentals of Biology 2015-01-01T00:00:00Z Arthropoda dominate the animal kingdom with an estimated 85 percent of known species, with many still undiscovered or undescribed. Concepts of Biology 2013-04-25T00:00:00Z Within the phylum Arthropoda, most of our specimens belonged to class Insecta. Well: The Bugs in Our Homes 2014-03-20T04:01:36Z And the wings, though not always present, are highly characteristic of the Hexapoda, since no other group of the Arthropoda has acquired the power of flight. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z The other four groups of segmented animals possess in common the feature of jointed appendages and a covering of chitinous plates, and are brought together under the term Arthropoda. Directions for Collecting and Preserving Insects 2012-03-28T02:00:31.483Z Phylum Arthropoda includes animals that have been successful in colonizing terrestrial, aquatic, and aerial habitats. Fundamentals of Biology 2015-01-01T00:00:00Z The posterior section of the body, behind the thorax, in insects, crustaceans, and other Arthropoda. Webster's Unabridged Dictionary 2012-03-24T02:00:23.513Z External Structure: Body.—As in all Arthropoda the body consists of a series of segments or somites which may be free or more or less coalesced together. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z The cogent arguments against this view are set forth in the article on Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z Sub-kingdom II, Arthropoda, includes the Insect families, etc., which it also divides into classes. Natural History in Anecdote Illustrating the nature, habits, manners and customs of animals, birds, fishes, reptiles, etc., etc., etc. 2011-11-12T03:00:32.773Z Arthropoda, ar-throp′od-a, n.pl. a great division of the animal kingdom, the body consisting of a definite number of segments, each having a pair of hollow jointed limbs into which the body muscles proceed. Chambers's Twentieth Century Dictionary (part 1 of 4: A-D) 2011-10-11T02:01:08.990Z These four classes have constituted the larger group or "province" of Articulata or Arthropoda. Marvels of Pond-life A Year's Microscopic Recreations 2011-08-01T02:00:12.067Z Circulatory System.—As in the other Arthropoda, the circulatory system in Crustacea is largely lacunar, the blood flowing in spaces or channels without definite walls. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z The nature of these organs is described in the article Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z The former, to which they limited the use of the word coelom, and which is developed directly or indirectly from the enteron, is found in Annelida, Arthropoda, Echinodermata, Chordata, &c. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z Crustacea exhibit a longer and more complete series of forms than any other class of Arthropoda, and may be regarded as preserving the most completely represented line of descent. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" We know that such a lateral position of the nerve cords preceded the median position in both Arthropoda and Chaetopoda. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" There is every reason to believe that, in the primitive Arthropoda, the heart was tubular in form, extending the whole length of the body, and having a pair of ostia in each somite. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z Circulatory System.—Insects afford an excellent illustration of the remarkable type of blood-system characterizing the Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z For this reason, among others, it has been held by some zoologists that the mouth of the Vertebrata is not homologous with the mouth of such groups as the Annelida, Arthropoda and Mollusca. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z The solid palpless mandible such as we now see in some Arthropoda is, necessarily, a late specialization. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" Scorpio, on the other hand, in common with all air-breathing Arthropoda except Peripatus, possesses these tubules, which are often called Malpighian tubes. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" Other Sense-Organs.—As in Arthropoda, the hairs or setae on the surface of the body are important organs of sense and are variously modified for special sensory functions. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z In all main points of their internal structure the Hexapoda agree with other Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z In Arthropoda the origin of the coelom is similar to that of Annelids, but its history is not completely known in any group, with the exception of Peripatus. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z The relationships of the Arthropoda thus stated are shown in the subjoined table:— Phylum—Appendiculata. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" Differences between Limulus and Scorpio.—We have now passed in review the principal structural features in which Limulus agrees with Scorpio and differs from other Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" Collectively, they are ranked as one of the classes forming the sub-phylum Arthropoda, and their distinguishing characters are discussed under that heading. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z Heymons believes that the “dorsal organ” in the embryos of the lower Arthropoda corresponds with the region invaginated to form the serosa of the hexapod embryo. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z And the difference between higher and lowlier animal forms in respect of the fore-brain as a condition for psychosis becomes more marked when the Arthropoda are examined. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" Therefore, it seems to be, with our present knowledge, a hopeless task to analyse the branchial organs of Arthropoda and to identify them genetically in groups. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" The Insecta of Linnaeus was a group exactly equivalent to the Arthropoda founded a hundred years later by Siebold and Stannius. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" The gonads, as in other Arthropoda, are hollow saccular organs, the cavity communicating with the efferent ducts. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z The body consists of a number of exactly similar or closely similar segments, which are never fused and metamorphosed, as in the Arthropoda, to form specialized regions of the body. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" Another copper-containing pigment is haemocyanin, which in the oxidized state gives a blue colour to the blood of various Mollusca and Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6 "Cockaigne" to "Columbus, Christopher" Group Characters.—We shall now pass the groups of the Arthropoda in review, attempting to characterize them in such a way as will indicate their probable affinities and genetic history. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" In fact it is not possible to maintain that the renal excretory tubes of the gut are of one common origin in the Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" Much lower still, i.e. among the Arthropoda, occur many other mathematical wonders. Lola or, The Thought and Speech of Animals These muscles are not striated, as they are in the Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" It is consciously and admittedly an attempt to apply Geoffroy's principle of the unity of plan and composition to the three great metameric groups, the Annelida, Arthropoda, and Vertebrata. Form and Function A Contribution to the History of Animal Morphology We are prohibited by a general consideration of metamerism in the Arthropoda from adopting the hypothesis of intercalation of somites. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" There are a number of other important points of structure besides those referring to the somites and appendages in which Limulus agrees with Scorpio or other Arachnida and differs from other Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" A class of Arthropoda comprising the Centipedes and their allies, characterised by their numerous feet. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science The cerebral ganglia constitute an archicerebrum for the most part, there being no evidence that, as in the Arthropoda, a movement forward of post-oral ganglia has taken place. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" The main assumption was that the neural or blastoporal surface must be homologous throughout the Metazoa, though it was dorsal in the Chordata, ventral in the Annelida and Arthropoda. Form and Function A Contribution to the History of Animal Morphology This is the usual uni-ramose limb found in the various classes of Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" The position of the Arachnida in the great sub-phylum Arthropoda, according to recent anatomical and embryological researches, is explained in the article Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" The term Arthropoda is now more usually employed. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science The plan of the central nervous system is therefore that of the Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" With respect to the Phylogeny of the Arthropoda, I find myself disposed to take a somewhat different view from that of Professor Haeckel. Critiques and Addresses Tubes of renal excretory function in a like position occur in most terrestrial Arthropoda—viz. in Chilopoda, Diplopoda and Arachnida. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" Arthropoda have continued to evolve and have reached their high-water mark of intelligence in bees and ants. Time and Change When, however, we come to the Arthropoda and Vertebrata, even to the lowest classes in these two great Sub-Kingdoms, sexual selection has effected much. The Descent of Man Say, ‘articulate,’ first; then roll out, ‘Arthropoda;’ and you shall see whether zoological science is not progressing! The Life of the Spider I should, be disposed to interpret the facts of the embryological history and of the anatomy of the Arthropoda in a different manner. Critiques and Addresses Detailed references will be found under the articles on the separate groups of Arthropoda. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" There is no reason to suppose that any of the forms of limb observed in Arthropoda may not have been independently developed in two or more separate diverging lines of descent. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" In the other classes of Arthropoda we have more or less complete embryological evidence on the subject. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" An erroneous view of the fundamental morphology of the Crustacean limb, and consequently of that of other Arthropoda, came into favour owing to the acceptance of the highly modified limbs of Astacus as typical. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" |
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