British Encyclopedia: Or, Dictionary of Arts and Sciences, Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Volume 11Mitchell, Ames, and White, 1821 - Natural history |
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Page 37
... bivalves , and multivalves , is so clearly pointed out by nature , that it must be adopted in eve- ry well methodized arrangement , and may therefore be safely admitted in these pre- liminary observations . Univalve shells are discoidal ...
... bivalves , and multivalves , is so clearly pointed out by nature , that it must be adopted in eve- ry well methodized arrangement , and may therefore be safely admitted in these pre- liminary observations . Univalve shells are discoidal ...
Page 39
... bivalve shell has the two valves which constitute it connected at the ba- sis , or inferior margin : opposite to which is the superior margin : the shell being supposed to be placed on the hinge , its margin is divided into the anterior ...
... bivalve shell has the two valves which constitute it connected at the ba- sis , or inferior margin : opposite to which is the superior margin : the shell being supposed to be placed on the hinge , its margin is divided into the anterior ...
Page 45
... BIVALVES , OR CONCHA . 4. Mya . Gaper . Shell generally gap . ing at one end ; the hinge with , for the most part , a ... bivalve and divaricat- ed , with smaller , accessory , differently formed pieces at the hinge . 7. Cardium . Shell ...
... BIVALVES , OR CONCHA . 4. Mya . Gaper . Shell generally gap . ing at one end ; the hinge with , for the most part , a ... bivalve and divaricat- ed , with smaller , accessory , differently formed pieces at the hinge . 7. Cardium . Shell ...
Page 47
... bivalve , brittle , erect , and gaping , having a silky beard . The hinge without teeth ; the valves ad- here on one ... bivalves , having accessary pieces , and that the Oscabrius ( Chitons ) should be considered as naked molluscæ ...
... bivalve , brittle , erect , and gaping , having a silky beard . The hinge without teeth ; the valves ad- here on one ... bivalves , having accessary pieces , and that the Oscabrius ( Chitons ) should be considered as naked molluscæ ...
Page 49
... BIVALVE SHELLS . Calccola . A regular bivalve shell , with unequal valves , the largest being in the form of a half sandal , and the smallest flat , semiorbicular , and resembling - an operculum ; the hinge with from one to three small ...
... BIVALVE SHELLS . Calccola . A regular bivalve shell , with unequal valves , the largest being in the form of a half sandal , and the smallest flat , semiorbicular , and resembling - an operculum ; the hinge with from one to three small ...
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Common terms and phrases
abaft aft side aft-side animal appear birds bivalve body plan bone botany called calyx cavity centre circle class and order colour columella common consists corolla crystals curve deck diameter distance divided draw drawn drupe earth edge equal Essential character feet 6 inches fore side genus half breadth plan heat height hence hinge inches Jussieu keel kind Lamarck latter length Linnæus lower means ment middle line Monogynia class motion multivalve native Natural order nearly neral observed opening pain parallel perpendicular person piece plants Plate pounds produced quantity racter round salt seeds sensation sheer plan shell ship silica silk silver sometimes sophism species specific gravity square stars stone substance sulphuric acid surd surface teeth thick timber tion transom Triandria ture univalve upper side urethra valves vessel wound
Popular passages
Page 1 - I scarce could turn to fall upon the ground, with my head to the northward, when I felt the heat of its current plainly upon my face. We all lay flat on the ground, as if dead, till Idris told us it was blown over. The meteor, or purple haze, which I saw, was indeed passed, but the light air that still blew was of heat to threaten suffocation.
Page 5 - Of the nature of those changes which take place in the Digestion of Food. Of the Chemical Principles of the process of Tanning Leather; and of the objects that must particularly be had in view in attempts to improve that most useful art. Of the Chemical Principles of the art of making Soap ; of the art of Bleaching; of the art of Dyeing; and in general of all the Mechanical Arts, as they apply to the various branches of manufacture.
Page 25 - Hence too it follows, that the infamous and unchristian practice of withholding baptism from negro servants, lest they should thereby gain their liberty, is totally without foundation, as well as without excuse. The l«w of England acts upon general and extensive principles : it gives liberty, rightly understood, that is, protection, to a Jew, a Turk, or a Heathen...
Page 11 - It is very probable that the great stratum called the milky way, is that in which the sun is placed, though perhaps not in the very centre of its thickness.
Page 3 - The distance between two points on the surface of a sphere is the length of the minor arc of a great circle between them.
Page 19 - To this head may also be referred the practice of what is called a set-off: whereby the defendant acknowledges the justice of the plaintiff's demand on the one hand, but on the other sets up a demand of his own, to counterbalance that of the plaintiff, either in the whole or in part...