 | Sir Charles Lyell - 1838 - 606 Seiten
...Spatangus had died, and the spines were detached. mollusca. The upper valve (b Fig. 11.) is almost Fig. 11. invariably wanting, though occasionally found in a...some distance. In this case, we see clearly that the sea, UrchinfirSt lived fr ° m J 0111 " tO 4. Upper valve of the , . , . , ,_. ' lhe age, then died... | |
 | Sir Charles Lyell - 1838 - 582 Seiten
...bivalve Ol. Ill] INDICATED BY FOSSILS. 49 mollusca. The upper valve (b Fig. 11.) is almost Fig. 11. invariably wanting, though occasionally found in a...some distance. In this case, we see clearly that the sea, UrchinfirSt 15vetl ff ° m y° Uth tO t. Upper valve of the , . , . age, then died and lost its... | |
 | Sir Charles Lyell - 1839 - 330 Seiten
...upper valve (b Fig. 11.) is almost invariably wanting, though occasionally found in a perfect slate of preservation in white chalk at some distance. In...its spines which were carried away. Then the young . EcMnui from the Crania adhered to the bared shell, and perishvS'of'teCrS ed in its turn ! af ler... | |
 | Sir Charles Lyell - 1841 - 486 Seiten
...a Crania, a genus of bivalve mollusca. The upper valve (6, Fig. 13.) is almost inFig. 13.^ variably wanting, though occasionally found in a perfect state...this case, we see clearly that the sea-urchin first a. Echi*™ from ihe chalk, ]\ ve d from youth to age, then died with lower valve of the » carried... | |
 | Sir Charles Lyell - 1845 - 338 Seiten
...upper valve (b Fig. 11.) is almost invariably wanting, though occasionally found in a perfect slate of preservation in white chalk at some distance. In...its spines which were carried away. Then the young from the Crania adhered to the bared shell, and perishthe cirante ed m '* s ' urn 5 a ft er which the... | |
 | Sir Charles Lyell - 1846 - 358 Seiten
...it the lower valve of a crania, an extinct genus of bivalve mollusca. The upper valve (b Fig. 11.) is almost invariably wanting, though occasionally...its spines which were carried away. Then the young a. EcUnui from the Crania adhered to the bared shell, and perish». Upper valve of the i ij-i.ii 5... | |
 | Sir Charles Lyell - 1851 - 602 Seiten
...fixed to it the lower valve of a Crania, a genus of bivalve mollusca. The upper valve Fig. 13. (b, fig. 13.) is almost invariably wanting, though occasionally...to the bared shell, grew, and perished in its turn ; after which the upper valve was separated from the tue lower before the Echinus became enveloped... | |
 | Sir Charles Lyell - 1851 - 540 Seiten
...fixed to it the lower valve of a Crania, a genus of bivalve mollusca. The upper valve Fig. 13. (b, fig. 13.) is almost invariably wanting, though occasionally...to the bared shell, grew, and perished in its turn ; it 1 'ouh k e' after which the upper valve was separated from r 1 of the the lower before the Echinus... | |
 | Sir Charles Lyell - 1852 - 578 Seiten
...mollusca. The upper valve Fig. is. (*> fig- 13.) is almost invariably wanting, though b. Upper valve of the occasionally found in a perfect state of preservation...to the bared shell, grew and perished in its turn; a ^ ter w h' cn the upper valve was separated from attached. tjj e lower before the Echinus became... | |
 | Sir Charles Lyell - 1853 - 548 Seiten
...which has fixed to it the lower valve of a Crania, a genus of bivalve mollusca. The upper valve (b, fig. 13) is almost invariably wanting, though occasionally...white chalk at some distance. In this case, we see clearly.that the sea-urchin first lived from youth to age, then died and lost its spines, which were... | |
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fig- 13.) is almost invariably wanting, though occasionally found in a perfect state of preservation in white chalk at some distance. In this case, we see clearly that the sea-urchin first lived from youth to age, then died and lost its spines, which... 
