An Introduction to the Study of Zoology, Illustrated by the CrayfishAppleton, 1906 - 371 pagini |
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Pagina viii
... Lobster , Rock Lobster , and Norway Lobster . T. H. H. LONDON , November , 1879 . PREFACE LIST OF WOODCUTS CONTENTS . CHAPTER I. PAGE V viii PREFACE .
... Lobster , Rock Lobster , and Norway Lobster . T. H. H. LONDON , November , 1879 . PREFACE LIST OF WOODCUTS CONTENTS . CHAPTER I. PAGE V viii PREFACE .
Pagina 5
... lobster will be found to answer to the description of the former , in almost all points ; but the gills and the abdominal appendages present differences ; and the last thoracic somite is united with the rest in the lobster . ( See Chap ...
... lobster will be found to answer to the description of the former , in almost all points ; but the gills and the abdominal appendages present differences ; and the last thoracic somite is united with the rest in the lobster . ( See Chap ...
Pagina 13
... lobster and the crayfish ; but , as the latter lives in fresh water , while the former is a marine animal , they called the crayfish , in their Latin , Astacus fluviatilis , or the " river - lobster , " by way of distinction ; and this ...
... lobster and the crayfish ; but , as the latter lives in fresh water , while the former is a marine animal , they called the crayfish , in their Latin , Astacus fluviatilis , or the " river - lobster , " by way of distinction ; and this ...
Pagina 24
... lobster , knows that the great shield , or carapace , is very easily separated from the thorax and abdomen , the head and the limbs which belong to that region coming away with the carapace . The reason of this is not far to seek . The ...
... lobster , knows that the great shield , or carapace , is very easily separated from the thorax and abdomen , the head and the limbs which belong to that region coming away with the carapace . The reason of this is not far to seek . The ...
Pagina 31
... lobster goes by the name of the " coral . " Beside these internal structures , the most noticeable are the large masses of flesh , or muscle , in the thorax and abdomen , and in the pincers ; which , instead of being red , as in most of ...
... lobster goes by the name of the " coral . " Beside these internal structures , the most noticeable are the large masses of flesh , or muscle , in the thorax and abdomen , and in the pincers ; which , instead of being red , as in most 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