An Introduction to the study of zoology, illustrated by the crayfishD. Appleton, 1901 - 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
... 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
... 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 ...
Termeni și expresii frecvente
abdomen abdominal appendages abdominal somite acid alimentary ambulatory limbs animals antenna antennule aperture appears artery arthrobranchiæ Astacine attached basal joint base become blastomeres blood body branchiæ branchial cavity branchial chamber branchial filaments branchiostegite canal carapace cephalic cephalothorax cervical groove chitinous convex corpuscles coxopodite crayfish Crustacea cuticle cuticular division ecdysis ectoderm ectostracum edge endopodite endosternites epiblast epimeral epipodite exopodite exoskeleton external fact fibres food-yelk forceps front ganglion gastrolith gills gives rise green gland hind-gut hypoblast inner lamina lateral less lobes lobster longitudinal male mandibles maxillipede membrane metameres morphological muscles muscular Nauplius nerve nobilis nucleated cells nuclei organs outer ovum pairs plate pleura podobranchiæ portion posterior present procephalic protopodite region ridge rostrum scaphognathite segments seta setæ side somite species spines stem sternal sternum stomach structure substance surface telson tergal tergum terminal thoracic thoracic limbs thoracic somite tissue transverse wall yelk