A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina 6
... four sub - classes may be accepted , under the names Gigantostraca , Malacostraca , Entomostraca , and Thyrostraca . The Gigantostraca , or giant - shells , are the oldest in known lineage , and , as the name implies , fore- most in the ...
... four sub - classes may be accepted , under the names Gigantostraca , Malacostraca , Entomostraca , and Thyrostraca . The Gigantostraca , or giant - shells , are the oldest in known lineage , and , as the name implies , fore- most in the ...
Pagina 9
... four sub - orders . 1. The Phyllo- carida , literally leaf - shrimps , derive their name from the laminar or leaflike expansions with which their legs are provided . 2. The Phyllopoda , the leaf - footed ones , owe their name to the ...
... four sub - orders . 1. The Phyllo- carida , literally leaf - shrimps , derive their name from the laminar or leaflike expansions with which their legs are provided . 2. The Phyllopoda , the leaf - footed ones , owe their name to the ...
Pagina 10
... four sub - orders , the Podocopa , Myodocöpa , Cladocopa , and Platycopa , in which names words meaning feet , mus- cles , branch , and broad , are respectively compounded with the Greek word signifying an oar . The Copepoda point at ...
... four sub - orders , the Podocopa , Myodocöpa , Cladocopa , and Platycopa , in which names words meaning feet , mus- cles , branch , and broad , are respectively compounded with the Greek word signifying an oar . The Copepoda point at ...
Pagina 26
... four That might well be , if the crabs at all resembled the giant crab of Australia , Pseudocarcinus gigas ( Lamarck ) , 2 in which the carapace is said to be sometimes two feet in breadth , and in which one of the claws of the front ...
... four That might well be , if the crabs at all resembled the giant crab of Australia , Pseudocarcinus gigas ( Lamarck ) , 2 in which the carapace is said to be sometimes two feet in breadth , and in which one of the claws of the front ...
Pagina 28
... four feet . This makes its hermitage not in the shell of a mollusc , but in some cranny of the rocks . From this fastness it takes vengeance on the crab - eating octopus , and is itself so firmly lodged that it cannot easily be dragged ...
... four feet . This makes its hermitage not in the shell of a mollusc , but in some cranny of the rocks . From this fastness it takes vengeance on the crab - eating octopus , and is itself so firmly lodged that it cannot easily be dragged ...
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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
Pasaje populare
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 - Jelly-Fish, Star-Fish, and Sea-Urchins. Being a Research on Primitive Nervous Systems. By GJ Romanes.
Pagina i - WARNER, MD, Assistant Physician, and Lecturer on Botany to the London Hospital, etc. With 51 Illustrations. $1.75. 52. ANTHROPOID APES. By ROBERT HARTMANN, Professor in the University of Berlin. With 63 Illustrations. $1.75. New York : D. APPLETON & CO., 1, 3, & 5 Bon/l Street.