A History of Crustacea: Recent MalacostracaD. Appleton, 1893 - 466 pagini |
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Pagina 6
... short of the Entomostraca in numbers , excel them in bulk , and are even more remote in outward appearance from any general idea of a crusta- cean , such as the better known malacostracan lobster , or the crab fish , might suggest . The ...
... short of the Entomostraca in numbers , excel them in bulk , and are even more remote in outward appearance from any general idea of a crusta- cean , such as the better known malacostracan lobster , or the crab fish , might suggest . The ...
Pagina 16
... short black crumbling foliage of the Lichina pygmaea , supply the curious Cam- pecopea hirsuta , an isopod easily to be confounded with the leaves of the tiny plant which shelters it . Found among cirripedes at low tide , however , it ...
... short black crumbling foliage of the Lichina pygmaea , supply the curious Cam- pecopea hirsuta , an isopod easily to be confounded with the leaves of the tiny plant which shelters it . Found among cirripedes at low tide , however , it ...
Pagina 35
... short - stalked eyes of some of the crabs might be excused for thinking this view extravagant , but its improbability is lessened when we observe the long - stalked eyes of the Angular Crab , Gonoplax rhomboides ( Linn . ) , or those of ...
... short - stalked eyes of some of the crabs might be excused for thinking this view extravagant , but its improbability is lessened when we observe the long - stalked eyes of the Angular Crab , Gonoplax rhomboides ( Linn . ) , or those of ...
Pagina 36
... short in the crabs , but long in the lobsters and shrimps , and short in the normal Isopods , but long or large as a rule in the Amphipoda , and within the Amphipoda they are short in the Orchestidæ , a family that claims superiority by ...
... short in the crabs , but long in the lobsters and shrimps , and short in the normal Isopods , but long or large as a rule in the Amphipoda , and within the Amphipoda they are short in the Orchestidæ , a family that claims superiority by ...
Pagina 50
... short oesophagus leads up into the stomach . The intestinal tube terminates in the under side of the telson . The heart which is dorsally placed has lateral openings for the entrance of the blood that has been oxygenated in the branchiæ ...
... short oesophagus leads up into the stomach . The intestinal tube terminates in the under side of the telson . The heart which is dorsally placed has lateral openings for the entrance of the blood that has been oxygenated in the branchiæ ...
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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.