Monograph of the Palaeontographical Society, Volume 47Palaeontographical Society, 1893 - Paleontology |
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Common terms and phrases
abactinal abactinal surface actinal adjacent Ammonites apertures beak Brach Brachiopoda Bradford Abbas breadth Brit British Museum Buckman Burton Bradstock Calcisponges calcite canals character cloacal tube Coll convex Coral Rag Cretaceous Davidson dermal layer Devonian disk Dixon's Geology E. A. Walford Enlarged 60 diameters example figs figured Forbes Foss Fossil furrows G. F. Whidborne genus Geol Goldfuss GONIODISCUS granules Inferior Oolite infero-marginal plates inner irregular Jurassic length Lummaton marginal plates median interradial line Metopaster minor radius Museum of Practical ornamentation oscules ostia outer surface Parkinsoni-zone Peronidella Petref portion Prof punctations Quenstedt radiating rays ribs rounded shell Shipton Gorge showing the spicular slightly Sollas SONNINIA species specimens spicular structure spicules spines sponges spongites superior lateral lobe supero-marginal plates suture-line thickness three-rayed spicules Title-page Torquay Museum transverse section ultimate plate umbilicus Upper Chalk Volume wall whorl width Wolborough Woodwardian Museum Zittel دو دو دو