A manual of zoologyWilliam Blackwood & Sons, 1878 - Zoology |
From inside the book
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Page ii
... fossils are discussed historically , as regards their relation to the chronological succession of the strata of rocks in which they are found . This treatment of the subject renders the volume far more interesting reading for that large ...
... fossils are discussed historically , as regards their relation to the chronological succession of the strata of rocks in which they are found . This treatment of the subject renders the volume far more interesting reading for that large ...
Page 51
... fossil remains more or less peculiar and confined to itself . 6. The majority of these fossil forms are " extinct ” —that is to say , they do not admit of being referred to any species at present existing . 7. No fossil , however , is ...
... fossil remains more or less peculiar and confined to itself . 6. The majority of these fossil forms are " extinct ” —that is to say , they do not admit of being referred to any species at present existing . 7. No fossil , however , is ...
Page 53
... fossils are all specifically distinct from all existing forms . In the Kainozoic or New - life period , the approximation of the fossil remains to existing living beings is still closer , and some of the forms are now specifically ...
... fossils are all specifically distinct from all existing forms . In the Kainozoic or New - life period , the approximation of the fossil remains to existing living beings is still closer , and some of the forms are now specifically ...
Page 72
... fossil as yet discovered . It appears to have grown in reef - like masses resembling the sessile patches of Poly ... fossils known as Receptaculites and Stromatopora should really be re- ferred to this order . Little is yet known of the ...
... fossil as yet discovered . It appears to have grown in reef - like masses resembling the sessile patches of Poly ... fossils known as Receptaculites and Stromatopora should really be re- ferred to this order . Little is yet known of the ...
Page 83
... fossil Siphonia of the Green - sand . Similar root - fibres of flint , traversing the mud in every direction , occur in the beau- tiful Venus ' Flower - basket ( Euplectella ) , without any exception one of the most exquisite of all ...
... fossil Siphonia of the Green - sand . Similar root - fibres of flint , traversing the mud in every direction , occur in the beau- tiful Venus ' Flower - basket ( Euplectella ) , without any exception one of the most exquisite of all ...
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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