A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina 44
... third maxillipeds , have in the higher Crustacea the same kind of opercular character that has been noticed as pertaining to the appendages of the seventh segment in some of the lower groups of the Malacostraca . In his celebrated and ...
... third maxillipeds , have in the higher Crustacea the same kind of opercular character that has been noticed as pertaining to the appendages of the seventh segment in some of the lower groups of the Malacostraca . In his celebrated and ...
Pagina 51
... mandibles , may in certain cases be missing . Absence of eyes is by no means infrequent , and the telson , though ... third maxillipeds have some of the joints broad and flat , and they form a more or less com- plete operculum to the ...
... mandibles , may in certain cases be missing . Absence of eyes is by no means infrequent , and the telson , though ... third maxillipeds have some of the joints broad and flat , and they form a more or less com- plete operculum to the ...
Pagina 55
... third maxillipeds have the fifth joint articulated at the apex or the inner front angle of the fourth ( except in Pirimela ) . There are nine pairs of branchiæ , with their efferent channels opening at the sides of the endostome or ...
... third maxillipeds have the fifth joint articulated at the apex or the inner front angle of the fourth ( except in Pirimela ) . There are nine pairs of branchiæ , with their efferent channels opening at the sides of the endostome or ...
Pagina 64
... three middle joints being coalesced into a single piece . It differs from all the rest of the Cyclometopa in the character of the third maxillipeds , for here the fourth joint receives the articula- tion of the fifth on its inner ...
... three middle joints being coalesced into a single piece . It differs from all the rest of the Cyclometopa in the character of the third maxillipeds , for here the fourth joint receives the articula- tion of the fifth on its inner ...
Pagina 71
... chelipeds , and the unusual though not unparalleled length of the eye - stalks , make this a conspicuous and attractive ... maxillipeds the third joint is much longer than the small fourth one ; the pleon of the male is narrow and five ...
... chelipeds , and the unusual though not unparalleled length of the eye - stalks , make this a conspicuous and attractive ... maxillipeds the third joint is much longer than the small fourth one ; the pleon of the male is narrow and five ...
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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.