A manual of zoologyWilliam Blackwood & Sons, 1878 - Zoology |
From inside the book
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Page vi
... be met with in the " Vermes , " in the immediate neighbourhood of the Annelides ; and in looking for the Tunicates he would either have to direct his search to the group just mentioned , or he might even light vi PREFACE .
... be met with in the " Vermes , " in the immediate neighbourhood of the Annelides ; and in looking for the Tunicates he would either have to direct his search to the group just mentioned , or he might even light vi PREFACE .
Page 94
... Annelides , & c . The cause of phosphorescence is variously stated , it being supposed very generally to be the result of a pro- cess of slow combustion analogous to that which takes place in phosphorus when exposed to the atmosphere ...
... Annelides , & c . The cause of phosphorescence is variously stated , it being supposed very generally to be the result of a pro- cess of slow combustion analogous to that which takes place in phosphorus when exposed to the atmosphere ...
Page 101
... Annelides ( Spio seticornis ) . There likewise exist analogous organs ( trichocysts ) in several of the Infusoria , and in the Planarida . GENERAL TERMINOLOGY OF THE HYDROZOA . Individual . - We CELENTERATA : HYDROZOA . ΙΟΙ.
... Annelides ( Spio seticornis ) . There likewise exist analogous organs ( trichocysts ) in several of the Infusoria , and in the Planarida . GENERAL TERMINOLOGY OF THE HYDROZOA . Individual . - We CELENTERATA : HYDROZOA . ΙΟΙ.
Page 189
... Annelides , than to the blood - system of the higher animals . The nervous system consists of a ganglionated circular cord , which surrounds the gullet below , or superficial to , the " circular canal " of the ambulacral system , and ...
... Annelides , than to the blood - system of the higher animals . The nervous system consists of a ganglionated circular cord , which surrounds the gullet below , or superficial to , the " circular canal " of the ambulacral system , and ...
Page 227
... Annelides . A water- vascular system is present ; there is a well - developed alimentary canal ; and the process of respiration is carried on by means of a singular branchial sac formed by a chitinous framework with ciliated apertures ...
... Annelides . A water- vascular system is present ; there is a well - developed alimentary canal ; and the process of respiration is carried on by means of a singular branchial sac formed by a chitinous framework with ciliated apertures ...
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Other editions - View all
Manual of Zoology ...: With a General Introduction on the Principles of Zoology Henry Alleyne Nicholson No preview available - 2015 |
Common terms and phrases
abdomen adult alimentary canal ambulacral amongst animal Annelides antennæ anus aperture appendages Arachnida articulated attached birds bivalve body bones Brachiopoda branchiæ branchial calcareous carapace cavity cephalothorax chitinous ciliated composed comprising consists contractile Crustacea Ctenophora developed disc distinct division dorsal embryo Eocene external extinct extremity feet females fins fishes Foraminifera fossil furnished gemmation genera genus gills head horny Huxley Hydrozoa incisors Insects integument intestine known labium larva larvæ legs limbs living locomotive males Mammals mandibles margin maxillæ membrane molars Mollusca mouth nervous system operculum organs ovum Owen pairs Paleozoic parasitic placed plates polypide polypites Polyzoa portion possess posterior present regarded reproductive Reptiles resembling respiratory Rotifera rudimentary Scolecida segments shell side Silurian single skeleton sometimes somites species spines stomach structure sub-order surface tail teeth tentacles termed thorax toes transverse tube upper usually valves ventral Vertebrates vesicle whilst wings Zoantharia zooids