A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina xv
... rudimentary first pleopod with opercular plate of the second , stilet of the second pleopod , fourth pleopod showing the opercular plate broadside and edgeways , and the peduncle with the bran- chial plate ; uropod . Von Ebner · 413 ...
... rudimentary first pleopod with opercular plate of the second , stilet of the second pleopod , fourth pleopod showing the opercular plate broadside and edgeways , and the peduncle with the bran- chial plate ; uropod . Von Ebner · 413 ...
Pagina 35
... rudimentary . In some in- stances , and in the Amphipoda Caprellidea and in the Entomostracan Copepoda not as an exception but as the rule , the first antennæ are larger than the second , from which it results that the diminutive name ...
... rudimentary . In some in- stances , and in the Amphipoda Caprellidea and in the Entomostracan Copepoda not as an exception but as the rule , the first antennæ are larger than the second , from which it results that the diminutive name ...
Pagina 37
... not found at all , in others it is only rudimentary , whereas , on the other hand , among the Macrura it is not unfrequently much longer than the outer flagellum . Mr. Spence Bate suggests that its function may consist in pro-
... not found at all , in others it is only rudimentary , whereas , on the other hand , among the Macrura it is not unfrequently much longer than the outer flagellum . Mr. Spence Bate suggests that its function may consist in pro-
Pagina 41
... rudimentary ( see Plates XVI . , XIX . ) . The Crayfish , p . 170. ( The scaphognathite . ) 2 The Norwegian North Atlantic Expedition Crustacea , p . 21 . 3 Oversigt over de paa Dijmphna - Togtet indsamlede Krebsdyr , p . 193 note , and ...
... rudimentary ( see Plates XVI . , XIX . ) . The Crayfish , p . 170. ( The scaphognathite . ) 2 The Norwegian North Atlantic Expedition Crustacea , p . 21 . 3 Oversigt over de paa Dijmphna - Togtet indsamlede Krebsdyr , p . 193 note , and ...
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.
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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.