 | Royal Geological Society of Cornwall - 1841 - 492 páginas
...ages, give rise to difference of generic rank. We are told his investigations and reasonings will throw a flood of light on many classes of phenomena connected...has been able, or has even attempted to account." This work shortly after made its appearance, and as coming from an author so well known as a searcher... | |
 | 1859 - 552 páginas
...reasonings, to have thrown a flood of light on many classes of phenomena connected with the affiuities, geographical distribution, and geological succession...attempted, to account. " Among the communications Bent in to this Section, I have received from Dr. Dawson, of Montreal, one confirming the discovery,... | |
 | 1860 - 536 páginas
...botany, and geology, by which he has been led to the conclusion that those powers of nature which gave rise to races and permanent varieties in animals and...attempted to account. Among the communications sent into this section, I have received from Dr. Dawson, of Montreal, one confirming the discovery which... | |
 | 1860 - 542 páginas
...botany, and geology, by which he has been led to the conclusion that those powers of nature which gave rise to races and permanent varieties in animals and...even attempted to account. Among the communications sflnt into this section, I have received from Dr. Dawson, of Montreal, one confirming the discovery... | |
 | 1860 - 390 páginas
...twenty years of observation and experiments in Zoology, Botany, and Geology, by which he has been leJ to the conclusion, that those powers of nature which...geological succession of organic beings, for which •lio other hypothesis has been able, or has even attempted, to account. Among the communications... | |
 | 1860 - 356 páginas
...rise to races arid permanent varieties in animals and plants, are the same as those which, in imiclt longer periods, produce species, and, in a still longer...has been able, or has even attempted to account." (Mr. Darwin's work has since appeared.) VEINED STRUCTURE OP GLACIERS. PBOFESSOR TYNDALL, in a paper... | |
 | 1860 - 512 páginas
...rank. He appears to me to have succeeded, by his investigations and reasonings, to have thrown a flood light on many classes of phenomena, connected with...received from Dr. Dawson, of Montreal, one confirming the discgverj which he and I fornurly announced, of a land shell, or pupa, in the coal formation of Nova... | |
 | 1860 - 966 páginas
...investigations and reasonings, to have thrown a flood of light on many classes of phenomena iv.nnected with the affinities geographical distribution, and...for which no other hypothesis has been able, or has attempted, to account." stancy of character derived from parent to offspring, as to be ranked as species.... | |
 | William Nelson Pendleton - 1860 - 362 páginas
...generic rank. He appears to me to have succeeded, by his investigations and reasonings, in throwing a flood of light on many classes of phenomena connected...with the affinities, geographical distribution, and geologic succession of organic beings, for which no other hypothesis has been able, or has even attempted... | |
 | British Association for the Advancement of Science - 1860 - 722 páginas
...generic rank. He appears to me to have succeeded, by his investigations and reasonings, in throwing a flood of light on many classes of phenomena connected with the afhnities, geographical distribution, and geological succession of organic beings, for which no other... | |
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... give rise to races and permanent varieties in animals and plants, are the same as those which in much longer periods produce species, and in a still longer series of ages give rise to differences of generic rank. He appears to me to have succeeded... 
