An Introduction to the Study of Zoology, Illustrated by the CrayfishAppleton, 1906 - 371 pagini |
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... Plate . $ 1.75 . 68. SOCIALISM : New and Old . By Professor WILLIAM GRAHAM , M. A. , Queen's College , Belfast . $ 1.75 . 69. MAN AND THE GLACIAL PERIOD . By Professor G. FREDERICK WRIGHT , D. D. , Oberlin Theological Seminary . With ...
... Plate . $ 1.75 . 68. SOCIALISM : New and Old . By Professor WILLIAM GRAHAM , M. A. , Queen's College , Belfast . $ 1.75 . 69. MAN AND THE GLACIAL PERIOD . By Professor G. FREDERICK WRIGHT , D. D. , Oberlin Theological Seminary . With ...
Pagina 51
... plate termed the upper lip , or labrum ( figs . 3 and 6 , lb ) ; while , immediately be- hind the mandibles , there is , on each side , an elongated fleshy lobe , joined with its fellow by the posterior boundary of the mouth . These ...
... plate termed the upper lip , or labrum ( figs . 3 and 6 , lb ) ; while , immediately be- hind the mandibles , there is , on each side , an elongated fleshy lobe , joined with its fellow by the posterior boundary of the mouth . These ...
Pagina 55
... plate which lies in the dorsal wall of the pyloric chamber ( p ) . The whole arrangement , thus far , may be therefore compared to a large cross - bow and a small one , with the ends of their handles fastened together by a spring joint ...
... plate which lies in the dorsal wall of the pyloric chamber ( p ) . The whole arrangement , thus far , may be therefore compared to a large cross - bow and a small one , with the ends of their handles fastened together by a spring joint ...
Pagina 56
Thomas Henry Huxley. a broad plate , hairy on its inner surface , which enters into the lateral wall of the cardiac chamber . There are various other smaller skeletal parts , but the most im- PP . U.C. Z.C. p.c.- -m.t. cœe . œs . 1 ...
Thomas Henry Huxley. a broad plate , hairy on its inner surface , which enters into the lateral wall of the cardiac chamber . There are various other smaller skeletal parts , but the most im- PP . U.C. Z.C. p.c.- -m.t. cœe . œs . 1 ...
Pagina 78
... plate , bent upon itself longi- tudinally in such a manner that its folded edge lies for- wards , and covered with minute hooked setæ ( G ) . The gill which follows is received into the space included between the two lobes or halves of ...
... plate , bent upon itself longi- tudinally in such a manner that its folded edge lies for- wards , and covered with minute hooked setæ ( G ) . The gill which follows is received into the space included between the two lobes or halves of ...
Alte ediții - Afișează-le pe toate
An Introduction to the Study of Zoology, Illustrated by the Crayfish Thomas Henry Huxley Vizualizare completă - 1895 |
An Introduction to the Study of Zoology, Illustrated by the Crayfish Thomas Henry Huxley Vizualizare completă - 1902 |
Termeni și expresii frecvente
abdomen abdominal appendages abdominal somites ambulatory limbs Amurland animals antenna antennule aperture appears artery arthrobranchiæ Astacine Astacus fluviatilis Astacus torrentium attached basal joint blastomeres blood body branchiæ branchial cavity carapace cardiac cavity cephalothorax cervical groove chelate chitinous corpuscles coxopodite cray Crustacea cuticle cuticular division ecdysis Écrevisses edge endopodite English crayfish epiblast epipodite exopodite exoskeleton eye-stalk fact female filaments fluviatilis.-A forceps front ganglia ganglion gastrolith gills give rise green gland hind-gut hinder hypoblast Illustrations inner integument lateral leptodactylus less lobster longitudinal male mid-gut middle modified morphological muscle muscular nerve fibres nobilis noble crayfish nucleated cells nuclei organs ossicle outer pairs plate pleura podobranchiæ portion posterior prawns present region ridge rostrum segments septal lines setæ side somite species spermatozoa spines sternal sternum stomach structure substance surface swimmerets telson tergal tergum terminal thoracic thoracic limbs thoracic somite tissue transverse wall yelk zone