A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina 28
... slender antennæ , attains an equal length , or by inclusion of its long and powerful claws might claim in this respect far to exceed the weak - limbed Palinurus . There is an Australian crayfish , Astacopsis serratus ( Shaw ) , from ten ...
... slender antennæ , attains an equal length , or by inclusion of its long and powerful claws might claim in this respect far to exceed the weak - limbed Palinurus . There is an Australian crayfish , Astacopsis serratus ( Shaw ) , from ten ...
Pagina 29
... slender frame , with trunk and tail and tail appendages all told , does not exceed , or even equal , a twelfth of an inch . Only the arctic Diastylis Goodsiri ( Bell ) , occasionally yields a Goliath of an inch and two - fifths . In the ...
... slender frame , with trunk and tail and tail appendages all told , does not exceed , or even equal , a twelfth of an inch . Only the arctic Diastylis Goodsiri ( Bell ) , occasionally yields a Goliath of an inch and two - fifths . In the ...
Pagina 31
... slender caudal appendages , each an inch long . But the amplitude more usual in the sub - class may be estimated by the respect paid to such a species as Bythotrephes crassicauda , Lilljeborg , 5 mm . long , one of the Cladocera . This ...
... slender caudal appendages , each an inch long . But the amplitude more usual in the sub - class may be estimated by the respect paid to such a species as Bythotrephes crassicauda , Lilljeborg , 5 mm . long , one of the Cladocera . This ...
Pagina 61
... slender rostrum and a long spine projecting from the cardiac region far over the posterior border , and the abdomen is carried extended , and is furnished with powerful swimming legs as in the Macroura . ' Professor Smith observed a few ...
... slender rostrum and a long spine projecting from the cardiac region far over the posterior border , and the abdomen is carried extended , and is furnished with powerful swimming legs as in the Macroura . ' Professor Smith observed a few ...
Pagina 85
... slender and elongate . The seventh joint in the walking legs is stiliform , without strong spines . The pleon does not always cover the whole width of the sternum between the last pair of legs . The species are generally small ...
... slender and elongate . The seventh joint in the walking legs is stiliform , without strong spines . The pleon does not always cover the whole width of the sternum between the last pair of legs . The species are generally small ...
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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.