On the Structure and Affinities of the "Tabulate Corals" of the Palaeozoic Period: With Critical Descriptions of Illustrative SpeciesWilliam Blackwood, 1879 - 342 páginas |
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Página viii
... condition , thus reminding us forcibly of the state of parts in some of the species of Favosites , and in various of the Monticuliporida . These resemblances , as above pointed out , are counterbalanced by weighty points of ...
... condition , thus reminding us forcibly of the state of parts in some of the species of Favosites , and in various of the Monticuliporida . These resemblances , as above pointed out , are counterbalanced by weighty points of ...
Página viii
... condition , thus reminding us forcibly of the state of parts in some of the species of Favosites , and in various of the Monticuliporida . These resemblances , as above pointed out , are counterbalanced by weighty points of ...
... condition , thus reminding us forcibly of the state of parts in some of the species of Favosites , and in various of the Monticuliporida . These resemblances , as above pointed out , are counterbalanced by weighty points of ...
Página 1
... condition of the " septa . " The distinguished French zoophytologists just quoted remark of this division of the Corals , that its principal character " is founded on the existence of the lamellar diaphragms that close the visceral ...
... condition of the " septa . " The distinguished French zoophytologists just quoted remark of this division of the Corals , that its principal character " is founded on the existence of the lamellar diaphragms that close the visceral ...
Página 16
... condition of the septa is extremely variable , A T B Fig . 4. A , Portion of the corallum of Favosites favosa , of the natural size ; B , Portion of four corallites of Favosites Gothlandica , enlarged , showing the tabulæ and the ...
... condition of the septa is extremely variable , A T B Fig . 4. A , Portion of the corallum of Favosites favosa , of the natural size ; B , Portion of four corallites of Favosites Gothlandica , enlarged , showing the tabulæ and the ...
Página 18
... condition of its septa . As to the precise position of the typical Columnaria in the zoological series , it does not seem at present possible to speak with anything like certainty . The typical forms of the group exhibit certain ...
... condition of its septa . As to the precise position of the typical Columnaria in the zoological series , it does not seem at present possible to speak with anything like certainty . The typical forms of the group exhibit certain ...
Outras edições - Ver tudo
On the Structure and Affinities of the "Tabulate Corals" of the Palaeozoic ... Henry Alleyne Nicholson Visualização integral - 1879 |
On the Structure and Affinities of the "Tabulate Corals" of the Palaeozoic ... Henry Alleyne Nicholson Visualização integral - 1879 |
On the Structure and Affinities of the "Tabulate Corals" of the Palaeozoic ... Henry Alleyne Nicholson Visualização integral - 1879 |
Palavras e frases frequentes
Actinozoa affinities Alcyonaria allied alveolata Alveolites appear Aulopora Beaumontia Billings Brit calices Carboniferous Char.-Corallum characters Chatetes Chonostegites cœnenchyma Columnaria Constellaria contiguous corallites contiguous tubes coral corallum D'Orb Devonian distinct Dr Lindström Dr Rominger Edwards and Haime Eifel enlarged five enlarged twenty epitheca Favosites Favositida Fistulipora Forbesi Foss genus Goldf Goldfuss Gothlandica Halysites Heliolites Heliolitida horizontal Hydrozoa interstitial Labechia lamellæ large corallites large tubes larger latter line in diameter longitudinal Lonsd M'Coy Michelinia microscopic Milne-Edwards and Haime Monticulipora mural pores numerous Ontario Pachypora perforated polygonal Polyzoa pora Portion present prismatic radiating recognised regarded resemblance ridges sclerenchyma sections Pl separated septa small corallites small tubes smaller species specimens spines spiniform Stenopora Syringopora tabulæ Tabulata Tabulate Corals tangential section Tetradium Thecia thickened thin sections tissue transverse section Upper Silurian upper surface vertical section visceral chamber walls Wenlock Wenlock Limestone Zoantharia