An Introduction to the Study of Zoology, Illustrated by the CrayfishAppleton, 1906 - 371 pagini |
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Pagina xii
... FIBRES 24 . 99 " 9 99 NERVE GANGLIA 25 . 99 NERVOUS SYSTEM • 97 · 100 102 103 104 26 . 99 99 OLFACTORY AND AUDITORY ORGANS 114 99 27 . 99 99 99 AUDITORY SAC . 117 · 28 . 99 99 99 STRUCTURE OF EYE 119 29 . " " 99 99 DIAGRAM OF EYE 123 ...
... FIBRES 24 . 99 " 9 99 NERVE GANGLIA 25 . 99 NERVOUS SYSTEM • 97 · 100 102 103 104 26 . 99 99 OLFACTORY AND AUDITORY ORGANS 114 99 27 . 99 99 99 AUDITORY SAC . 117 · 28 . 99 99 99 STRUCTURE OF EYE 119 29 . " " 99 99 DIAGRAM OF EYE 123 ...
Pagina xiii
... FIBRES 189 56 . " " 99 99 CUTICULAR TISSUE 191 57 . " " 99 99 SECTIONS OF EMBRYOS . 208 58 . 99 " " 99 EARLIER STAGES OF DEVELOPMENT 210 59 . 669 99 LATER STAGES OF DEVELOPMENT 216 60 . NEWLY HATCHED YOUNG 99 " 9 99 • • 220 • 233 ...
... FIBRES 189 56 . " " 99 99 CUTICULAR TISSUE 191 57 . " " 99 99 SECTIONS OF EMBRYOS . 208 58 . 99 " " 99 EARLIER STAGES OF DEVELOPMENT 210 59 . 669 99 LATER STAGES OF DEVELOPMENT 216 60 . NEWLY HATCHED YOUNG 99 " 9 99 • • 220 • 233 ...
Pagina 57
... fibres . Two of these are attached to the front crosspiece , and proceed thence , upwards and forwards , to be fixed to the inner face of the carapace in the front part of the head ( figs . 5 , 6 , and 12 , ag ) . The two others , which ...
... fibres . Two of these are attached to the front crosspiece , and proceed thence , upwards and forwards , to be fixed to the inner face of the carapace in the front part of the head ( figs . 5 , 6 , and 12 , ag ) . The two others , which ...
Pagina 61
... fibres ; and , beyond the pylorus , it is continued into the wall of the intestine . It has already been mentioned that the intestine is a slender and thin - walled tube , which passes straight through the body almost without change ...
... fibres ; and , beyond the pylorus , it is continued into the wall of the intestine . It has already been mentioned that the intestine is a slender and thin - walled tube , which passes straight through the body almost without change ...
Pagina 90
... fibres . Each of these fibres is generally found to be ensheathed in a fine trans- parent membrane , which is called the sarcolemma , within which is contained the proper substance of the muscle . When quite fresh and living , this ...
... fibres . Each of these fibres is generally found to be ensheathed in a fine trans- parent membrane , which is called the sarcolemma , within which is contained the proper substance of the muscle . When quite fresh and living , this ...
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