On the Structure and Affinities of the "Tabulate Corals" of the Palaeozoic Period: With Critical Descriptions of Illustrative SpeciesWilliam Blackwood, 1879 - 342 páginas |
No interior do livro
Resultados 1-5 de 55
Página viii
... exhibit so many and such important points of affinity with unquestionable living corals , both Alcyonarians and ... exhibits the usually chitinous surface - pellicle in a calcified and thickened condition , thus reminding us forcibly of ...
... exhibit so many and such important points of affinity with unquestionable living corals , both Alcyonarians and ... exhibits the usually chitinous surface - pellicle in a calcified and thickened condition , thus reminding us forcibly of ...
Página viii
... exhibit so many and such important points of affinity with unquestionable living corals , both Alcyonarians and ... exhibits the usually chitinous surface - pellicle in a calcified and thickened condition , thus reminding us forcibly of ...
... exhibit so many and such important points of affinity with unquestionable living corals , both Alcyonarians and ... exhibits the usually chitinous surface - pellicle in a calcified and thickened condition , thus reminding us forcibly of ...
Página 12
... exhibits two sets of aper- tures , one large and the other small , the larger ones being much the fewest . The large openings ( the true " calices " ) are the mouths of tubes which are crossed by well - developed transverse partitions ...
... exhibits two sets of aper- tures , one large and the other small , the larger ones being much the fewest . The large openings ( the true " calices " ) are the mouths of tubes which are crossed by well - developed transverse partitions ...
Página 18
... exhibit certain curiously Rugose features in the disposition of the septa , and may really form a special type of the Rugosa . On the other hand , they present some conspicuous points of resemblance to the Astraida among the Zoantharia ...
... exhibit certain curiously Rugose features in the disposition of the septa , and may really form a special type of the Rugosa . On the other hand , they present some conspicuous points of resemblance to the Astraida among the Zoantharia ...
Página 34
... exhibits so many other anomalous features that it cannot be associated with the preceding , but must rather be regarded as a special type . The genus Syringolites , Hinde , though in many re- spects entirely like a Favosites , possesses ...
... exhibits so many other anomalous features that it cannot be associated with the preceding , but must rather be regarded as a special type . The genus Syringolites , Hinde , though in many re- spects entirely like a Favosites , possesses ...
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