A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina xii
... surface of Uroptychus insignis , showing the pleon folded naturally · 178 Uroptychus gracilimanus , Henderson . Challenger Anomura 178 Ptychogaster Milne - Edwardsi , Henderson . Chall . Anomura 178 PLATE VIII . To face p . 178 . End of ...
... surface of Uroptychus insignis , showing the pleon folded naturally · 178 Uroptychus gracilimanus , Henderson . Challenger Anomura 178 Ptychogaster Milne - Edwardsi , Henderson . Chall . Anomura 178 PLATE VIII . To face p . 178 . End of ...
Pagina 4
... surface of the body and not on any special organs . As it is only in recent years that the Pycnogonida have been constituted an independent class , it was no fault of a definition framed in 1860 , that it included them . among the ...
... surface of the body and not on any special organs . As it is only in recent years that the Pycnogonida have been constituted an independent class , it was no fault of a definition framed in 1860 , that it included them . among the ...
Pagina 7
... surface of the head , or , if raised above it , the ocular prominences are unjointed and immovable . That some species in both orders are blind , gives a certain vantage - ground for the disturbers of accepted names to follow their bent ...
... surface of the head , or , if raised above it , the ocular prominences are unjointed and immovable . That some species in both orders are blind , gives a certain vantage - ground for the disturbers of accepted names to follow their bent ...
Pagina 15
... surface of a stone , a group of the broad- clawed Porcellana , the hairy porcelain crab , will often be found . They try to look as if they were not there , or they endeavour to slidder rapidly away . If one is seized by the claw , it ...
... surface of a stone , a group of the broad- clawed Porcellana , the hairy porcelain crab , will often be found . They try to look as if they were not there , or they endeavour to slidder rapidly away . If one is seized by the claw , it ...
Pagina 16
... surface . Little biting carnivorous isopods are there , and occasionally others that are vegetarians . In some localities Cumacea can be found , but never very far from the waves , nor , when they are present , must it be expected that ...
... surface . Little biting carnivorous isopods are there , and occasionally others that are vegetarians . In some localities Cumacea can be found , but never very far from the waves , nor , when they are present , must it be expected that ...
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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.