A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina 16
... eyes might seem quite barren and deserted , are often teeming with crusta- cean life . The upper and driest zone will be riddled with the burrows of the sand - hopper . Lower down several other species of amphipods lie at a very small ...
... eyes might seem quite barren and deserted , are often teeming with crusta- cean life . The upper and driest zone will be riddled with the burrows of the sand - hopper . Lower down several other species of amphipods lie at a very small ...
Pagina 34
... eyes pretty well cover the whole dorsal surface of the head . In the Brachyura and Macrura its original independence ... eye . No two parts of an animal could well be more unlike in appearance and func- OPTICAL INSTRUMENTS 35 tion . It ...
... eyes pretty well cover the whole dorsal surface of the head . In the Brachyura and Macrura its original independence ... eye . No two parts of an animal could well be more unlike in appearance and func- OPTICAL INSTRUMENTS 35 tion . It ...
Pagina 35
... eyes of the Podophthalma have really been developed upon appendages by nature equivalent to the rest of the series . Any one acquainted only with the extremely short - stalked eyes of some of the crabs might be excused for thinking this ...
... eyes of the Podophthalma have really been developed upon appendages by nature equivalent to the rest of the series . Any one acquainted only with the extremely short - stalked eyes of some of the crabs might be excused for thinking this ...
Pagina 36
... eyes ought to be regarded as limb - like sense organs . That besides being organs of touch , they are frequently organs of other senses , seems to be beyond doubt . In the Macrura at large the first joint contains an auditory apparatus ...
... eyes ought to be regarded as limb - like sense organs . That besides being organs of touch , they are frequently organs of other senses , seems to be beyond doubt . In the Macrura at large the first joint contains an auditory apparatus ...
Pagina 48
... eyes , nose , and mouth , to represent the lady in the chair . ' [ Herbst ] a crustacean , as exemplified in the crayfish , has been already discussed in detail by Professor Huxley in a pre- vious volume of this series . It may here ...
... eyes , nose , and mouth , to represent the lady in the chair . ' [ Herbst ] a crustacean , as exemplified in the crayfish , has been already discussed in detail by Professor Huxley in a pre- vious volume of this series . It may here ...
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Termeni și expresii frecvente
adult Amphipoda animal Anomura apex appendages basal joint Bate and Westwood Beddard belong Brachyura branchiæ branchial branchial cavity Budde-Lund carapace character chelate chelipeds crab Crustacea Cumacea Dana described developed distinct distinguished Dollfus dorsal epipod exopod eye-stalks eyes Fabricius fathoms female fifth joint fifth pair five pairs flagella flagellum Fritz Müller front genera genus Giard and Bonnier gnathopods Haan inch inner branch Isopoda Kossmann Kröyer larvæ larval last pair Latreille Leach limbs Linn Macrura Malacostraca male mandibles margin maxillæ Miers Milne-Edwards Mysis outer branch pair of legs pair of trunk-legs pairs of pleopods palp parasitic peduncle peræon peræopods pleon pleopods preceding Risso rostrum rudimentary S. I. Smith Sars second antennæ second joint second maxillipeds setæ seventh joint 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 i - Heredity." $1.50. 42. ANTS, BEES, AND WASPS. A Record of Observations of the Habits of the Social Hymenoptera. By Sir JOHN LUBBOCK, Bart., FRS, DCL, LL.D., etc.
Pagina ii - The Historical Method," etc. $1.75. 55. EARTHQUAKES AND OTHER EARTH MOVEMENTS. By JOHN MILNE, Professor of Mining and Geology in the Imperial College of Engineering, Tokio, Japan. With 38 Figures. $1.75.