A Plain and Easy Account of the Land and Freshwater Mollusks of Great Britain |
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Page 12
... tooth ( Plate II . , fig . 2 ) towards the front , which fits into a depression between two teeth in the left valve . On the posterior part of the hinge - line of each valve is developed an elongated tooth : these are said to be lateral ...
... tooth ( Plate II . , fig . 2 ) towards the front , which fits into a depression between two teeth in the left valve . On the posterior part of the hinge - line of each valve is developed an elongated tooth : these are said to be lateral ...
Page 27
... tooth being obsolete . The umbones are extensively eroded , and the valves are narrowed in the middle . It loves to lurk among the gravel and small stones in the shallows of quick - flowing rivers or moun- tain streams . It is found in ...
... tooth being obsolete . The umbones are extensively eroded , and the valves are narrowed in the middle . It loves to lurk among the gravel and small stones in the shallows of quick - flowing rivers or moun- tain streams . It is found in ...
Page 50
... . The lingual ribbon of Paludina vivipara con- ( 101 ) a Fig . 7. - Teeth of Paludina vivipara ( Lovèn ) . sists of a few transverse rows , each composed of a central oval tooth ( a ) , slightly hooked 50 LAND AND FRESH - WATER MOLLUSKS .
... . The lingual ribbon of Paludina vivipara con- ( 101 ) a Fig . 7. - Teeth of Paludina vivipara ( Lovèn ) . sists of a few transverse rows , each composed of a central oval tooth ( a ) , slightly hooked 50 LAND AND FRESH - WATER MOLLUSKS .
Page 51
... tooth , flanked on each side by three uncini . 100 - In Vitrina the general formula is co . 1. ∞ ; where represents 37 ; and as there are 100 rows , the lingual teeth of Vitrina are 7,500 ; the formula will now stand 37.1.37 7,500 . In ...
... tooth , flanked on each side by three uncini . 100 - In Vitrina the general formula is co . 1. ∞ ; where represents 37 ; and as there are 100 rows , the lingual teeth of Vitrina are 7,500 ; the formula will now stand 37.1.37 7,500 . In ...
Page 58
... tooth ( a , fig . 8 ) is subquadrate , with a produced base ; hooked and denticu- lated ; the three un- cini ( b , c , b ) are lan- b Fig . 8. - Teeth of V. piscinalis ( Lovèn ) . ceolate , and toothed on each side . A common and widely ...
... tooth ( a , fig . 8 ) is subquadrate , with a produced base ; hooked and denticu- lated ; the three un- cini ( b , c , b ) are lan- b Fig . 8. - Teeth of V. piscinalis ( Lovèn ) . ceolate , and toothed on each side . A common and widely ...
Other editions - View all
A Plain and Easy Account of the Land and Fresh-Water Mollusks of Great ... Ralph Tate No preview available - 2015 |
A Plain and Easy Account of the Land and Fresh-Water Mollusks of Great Britain Ralph Tate No preview available - 2019 |
Common terms and phrases
abundant animal aperture aquatic plants Arion aspersa bands Bithinia body Britain British species brown Bulimus canals central tooth Clausilia cloth Coil Shell colour columella convex Copford Cyclas cylindrical damp decaying dental formula deposits diameter distinguished distributed ditches eggs elongated England Eocene epidermis epiphragm Fcap foot fossilized fresh-water gardens genus globular glossy Helicella Helix horny Illustrated inch inhabits Ireland Isle of Wight J. G. Jeffreys keel lakes Lankester last whorl length Limax LIMNEA lingual ribbon living mantle margin minute mollusk moss mouth mussel nearly nemoralis North oblique oblong occurs operculum orifice outer lip oval ovoviviparous Paludina peristome places PLANORBIS Plate ponds Pupa rare resembles rivers rocks rounded shell side slender slightly slugs snail soil Sowerbii spiral spire stones striæ striated surface suture tentacles Testacella thick thin transparent transverse rows trees umbilicus upper VERTIGO Vincent Brooks Vitrina woods young
Popular passages
Page 239 - A clear, bold, distinctive type enables the reader to take In at a glance the arrangement and divisions of every page. And Mrs. Lankester has added to the technical description by the editor an extremely interesting popular sketch, which follows in smaller type. The...
Page 239 - British plants which encumber these volumes with riches, the reader cannot help being struck with the beauty of many of the humblest flowering weeds we tread on with careless step. We cannot dwell upon many of the individuals grouped in the splendid bouquet of flowers presented in these pages, and it will be sufficient to state that the work is pledged to contain a figure of every wild flower indigenous to these isles." — The Times. " Will be the most complete Flora of Great Britain ever brought...
Page 186 - These just-hatched molluscs, though aquatic in their nature, survived on the duck's feet, in damp air, from twelve to twenty hoUrs; and in this length of time a duck or heron might fly at least six or seven hundred miles, and if blown across the sea to an oceanic island, or to any other distant point, would be sure to alight on a pool or rivulet.
Page 242 - RUST, SMUT, MILDEW, AND MOULD. An Introduction to the Study of Microscopic Fungi.
Page 10 - Arranged to meet the requirements of the Syllabus of the Science and Art Department of the Committee of Council on Education, South Kensington.
Page 239 - Will be the most complete Flora of Great Britain ever brought out. This great work will find a place wherever botanical science is cultivated,' and the study of our native plants, with all their fascinating associations, held dear.
Page 114 - I seized the vermin, home I quickly sped, And on the hearth the milk-white embers spread. Slow crawl'd the snail, and, if I right can spell In the soft ashes mark'da curious L; Oh, may this wondrous omen lucky prove! For L is found in Lubberkin and Love. ' With my sharp heel I three times mark the ground, And turn me thrice around, around, around.
Page 9 - NEWTON, JOSEPH, FRHS THE LANDSCAPE GARDENER : A Practical Guide to the Laying-Out, Planting, and Arrangement of Villa Gardens, Town Squares, and Open Spaces, from a Quarter of an Acre to Four Acres. For the use of Practical Gardeners, Amateurs, Architects, and Builders. With 24 Plans. Fcap. folio, cloth, 12s. NOTES ON COLLECTING AND PRESERVING NATURAL HISTORY OBJECTS. Edited by JE TAYLOR, FLS, FGS, Editor of
Page 240 - Directions showing which are the best adapted for the Hothouse, Greenhouse, Open Air Fernery, or Wardian Case. With an Index of Genera, Species, and Synonyms.
Page 1 - CONTENTS. The Beginning of Life England, long, long ago The First Dwellers on Earth The First Builders The First Wanderers The First Colonists of Sacred History The First Language The First Alphabet The Battle of Life Glances at the Laws of Life Life in the Blood Life in the Nerves Life of a Giant Life of Men of Genius Influence of Smoking on Life and Race Life in the Stars and Planets ; or, Coloured Stars and their Inhabitants, £c.