A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina 9
... preceding one , is still open on some points to discussion , although there is a fair amount of agreement as to the main lines of division . The method here followed dis- tinguishes three orders , the Branchiopoda , Ostracoda , and ...
... preceding one , is still open on some points to discussion , although there is a fair amount of agreement as to the main lines of division . The method here followed dis- tinguishes three orders , the Branchiopoda , Ostracoda , and ...
Pagina 10
... preceding order , inasmuch as there one of the sub - orders derived its name from words signifying a foot and an oar , while the Copepoda are indebted to the very same compo- nents , in the inverse order of an oar and a foot . The ...
... preceding order , inasmuch as there one of the sub - orders derived its name from words signifying a foot and an oar , while the Copepoda are indebted to the very same compo- nents , in the inverse order of an oar and a foot . The ...
Pagina 39
... preceding segment , the carapace is developed . Its appendages also , the mandibles , yield in value to very few of the other organs . In form they vary extremely , but are for the most part of powerful structure . Their edges meet over ...
... preceding segment , the carapace is developed . Its appendages also , the mandibles , yield in value to very few of the other organs . In form they vary extremely , but are for the most part of powerful structure . Their edges meet over ...
Pagina 42
... preceding pairs by the name maxillipeds , meaning maxillary feet or jaw - feet , because they often conspicuously combine the function of a mouth- organ with the general appearance of a crustacean leg . This is very much the case in the ...
... preceding pairs by the name maxillipeds , meaning maxillary feet or jaw - feet , because they often conspicuously combine the function of a mouth- organ with the general appearance of a crustacean leg . This is very much the case in the ...
Pagina 66
... and the Mediterranean . He Portumnus , Leach , 1814 , both by name and structure , closely approaches the preceding genus , but it has the THE AMERICAN LADY - CRAB 67 last joint of the 66 A HISTORY OF RECENT CRUSTACEA.
... and the Mediterranean . He Portumnus , Leach , 1814 , both by name and structure , closely approaches the preceding genus , but it has the THE AMERICAN LADY - CRAB 67 last joint of the 66 A HISTORY OF RECENT CRUSTACEA.
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Termeni și expresii frecvente
adult Amphipoda animal Anomura apex appendages basal joint Beddard belong Brachyura branchiæ branchial branchial cavity Budde-Lund burrow carapace character chelate chelipeds claws crab Crustacea Cumacea Dana depth described developed distinct distinguished dorsal epipod exopod eye-stalks eyes Fabricius fathoms female fifth joint fifth pair flagella flagellum fourth joint Fritz Müller front genera genus Giard and Bonnier gnathopods Haan Herbst inch inner branch Isopoda Kröyer larvæ larval last pair Latreille Leach limbs Linn Macrura Malacostraca male mandibles margin maxillæ Mediterranean Miers Milne-Edwards Mysis narrow outer branch pair of legs pair of trunk-legs pairs of pleopods palp parasitic peduncle peræon peræopods plates pleon pleopods regions Risso rostrum rudimentary S. I. Smith Sars second antennæ second joint second maxillipeds setæ short side sixth segment slender specimens Spence Bate spines Stimpson sub-order telson terminal joint third maxillipeds three pairs three-jointed tribe trunk two-jointed type species uropods ventral
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Pagina 157 - I think this is as curious a case of instinct as ever I heard of, and likewise of adaptation in structure between two objects apparently so remote from each other in the scheme of nature, as a crab and a cocoa-nut tree.
Pagina i - Correspondent of the Institute. With 148 Illustrations. $1.75. 46. THE ORGANS OF SPEECH AND THEIR APPLICATION IN THE FORMATION OF ARTICULATE SOUNDS. By GH VON MBYER, Professor in Ordinary of Anatomy at the University of Zurich.
Pagina ii - THE SENSES, INSTINCTS, AND INTELLIGENCE OF ANIMALS, WITH SPECIAL REFERENCE TO INSECTS. By Sir JOHN LUBBOCK.