A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina xiii
... pleopods , and plan of the branchial arrangements and proportions . Bate PLATE XII . To face p . 219 . Hepomadus glacialis , Sp . Bate . Challenger Macrura Peræon from below , showing the thelycum Epistome , mandible , lower lip , first ...
... pleopods , and plan of the branchial arrangements and proportions . Bate PLATE XII . To face p . 219 . Hepomadus glacialis , Sp . Bate . Challenger Macrura Peræon from below , showing the thelycum Epistome , mandible , lower lip , first ...
Pagina 45
... of these segments frequently have appendages that are really natatory and may properly be called pleopods , swimming- feet . But some or all may be wanting , or rudimentary , or devoted to other purposes . They may be partially.
... of these segments frequently have appendages that are really natatory and may properly be called pleopods , swimming- feet . But some or all may be wanting , or rudimentary , or devoted to other purposes . They may be partially.
Pagina 52
... pleopods , in the female broad , with four pairs of pleopods . The basal joint of the first antennæ contains auditory hairs but no otoliths . 6 In this definition the Anomura apterura are included . To the dry bones of definition must ...
... pleopods , in the female broad , with four pairs of pleopods . The basal joint of the first antennæ contains auditory hairs but no otoliths . 6 In this definition the Anomura apterura are included . To the dry bones of definition must ...
Pagina 146
... pleopods the first varies from the succeed- ing , and all may be absent ; but except in the Lithodida that belonging to the sixth segment is always present , this pair with the telson forming the Rhipidura or tail - fan . Otoliths of ...
... pleopods the first varies from the succeed- ing , and all may be absent ; but except in the Lithodida that belonging to the sixth segment is always present , this pair with the telson forming the Rhipidura or tail - fan . Otoliths of ...
Pagina 180
... pleopods are long , biramous , variable ; the swimming fan is strong . The branchiæ vary in number and form . In this tribe are included four families , the Thalassi- nidæ , Callianassidæ , Axiidæ , and Thaumastochelidæ . The division ...
... pleopods are long , biramous , variable ; the swimming fan is strong . The branchiæ vary in number and form . In this tribe are included four families , the Thalassi- nidæ , Callianassidæ , Axiidæ , and Thaumastochelidæ . The division ...
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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.