A manual of zoologyWilliam Blackwood & Sons, 1878 |
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Página 1
... divided into several more or less nearly related branches . In the first place , the study of natural objects admits of an obvious separation into two primary sections , of which the first deals with the phenomena presented by the ...
... divided into several more or less nearly related branches . In the first place , the study of natural objects admits of an obvious separation into two primary sections , of which the first deals with the phenomena presented by the ...
Página 24
... divided into some half - a - dozen great plans of structure , the divisions thus formed being called " sub - kingdoms . " The sub - kingdoms are , in turn , broken up into classes , classes into orders , orders into families , families ...
... divided into some half - a - dozen great plans of structure , the divisions thus formed being called " sub - kingdoms . " The sub - kingdoms are , in turn , broken up into classes , classes into orders , orders into families , families ...
Página 46
... divided upon this sub- ject ; and it will be sufficient to give an outline of the two leading theories , without adducing any of the reasoning upon which they are based . I. Doctrine of Special Creation . - On this doctrine of the ...
... divided upon this sub- ject ; and it will be sufficient to give an outline of the two leading theories , without adducing any of the reasoning upon which they are based . I. Doctrine of Special Creation . - On this doctrine of the ...
Página 51
... divided into aqueous or sedimentary rocks , and igneous rocks . 2. The igneous rocks are produced by the agency of heat , are mostly unstratified ( i.e. , are not deposited in distinct layers or strata ) , and , with few exceptions ...
... divided into aqueous or sedimentary rocks , and igneous rocks . 2. The igneous rocks are produced by the agency of heat , are mostly unstratified ( i.e. , are not deposited in distinct layers or strata ) , and , with few exceptions ...
Página 52
... Permian . Carboniferous . 0330 30 0 7090000002000 09000DG26 Devonian , or Old Red Sandstone . Silurian . Cambrian . Huronian Laurentian 10. All the known formations are divided into three great. 52 MANUAL OF ZOOLOGY .
... Permian . Carboniferous . 0330 30 0 7090000002000 09000DG26 Devonian , or Old Red Sandstone . Silurian . Cambrian . Huronian Laurentian 10. All the known formations are divided into three great. 52 MANUAL OF ZOOLOGY .
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Outras edições - Ver tudo
Manual of Zoology ...: With a General Introduction on the Principles of Zoology Henry Alleyne Nicholson Pré-visualização indisponível - 2015 |
Palavras e frases frequentes
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