The Scientific Memoirs of Thomas Henry Huxley, 4. köideMacmillan, 1902 |
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Amphibia Amphioxus anatomy angle animals aperture appears arch arteries arthrobranchiæ articular Astacus attached axis backwards become Belodon blood body bone branchiæ canal Canidæ cartilage cartilaginous caudal cavity Ceratodus characters close concave convex coracoid corresponding Crayfishes Crocodiles Crocodilia Cynodictis disease distal dorsal edge Elgin elongated Eusuchia existence external face fact fish fossil front fungus genus gills give rise groove humerus hyoidean Hyperodapedon ilium inches inner ischium larvæ lateral length limbs Lizards longitudinal lung mandible mandibular margin maxilla maxillipede Meckel's cartilage median Menobranchus Mesosuchia middle millim modifications muscles nares nasal nature nerve notochord observed olfactory organs Otocyon outer oyster palate plants Plate podobranchia posterior present pterygoid region represented reptiles resemblance salmon Saprolegnia scutes septum setæ side skeleton skull species specimen Sphenodon Stagonolepis structure surface suspensorium teeth Teleosaurus thoracic trabecula transverse upper valves veins ventral ventricle vertebræ Vertebrata zoospores
Popular passages
Page 398 - History warns us, however, that it is the customary fate of new truths to begin as heresies and to end as superstitions...
Page 683 - the recognition of an ideal Exemplar for the Vertebrated Animals proves that the Knowledge of such a being as Man must have existed before Man appeared. For the Divine mind which planned the Archetype also foreknew all its modifications. The Archetypal idea was manifested in the flesh, under divers modifications, upon this planet, long prior to the existence of those animal species that actually exemplify it.
Page 342 - Thus far I have spoken of the passage of the blood from the veins into the arteries, and of the manner in which it is transmitted and distributed by the action of the heart; points to which some, moved either by the authority of Galen or Columbus, or the reasonings of others, will give in their adhesion. But what remains to be said upon the quantity and source of the blood which thus passes is of...
Page 679 - In July opened first note-book on Transmutation of Species. Had been greatly struck from about the month of previous March on character of South American fossils, and species on Galapagos Archipelago. These facts (especially latter), origin of all my views...
Page 401 - We may thus account even for the distinctness of whole classes from each other — for instance, of birds from all other vertebrate animals — by the belief that many ancient forms of life have been utterly lost, through which the early progenitors of birds were formerly connected with the early progenitors of the other vertebrate classes.
Page 508 - ... the establishment of medicine on a scientific basis. I need hardly say they could not have been made except for the advance of normal biology.
Page 401 - Marsh completed the series of transitional forms between birds and reptiles, and removed Mr. Darwin's proposition that " many animal forms of life have been utterly lost, through which the early progenitors of birds were formerly connected with the early progenitors of the other vertebrate classes," from the region of hypothesis to that of demonstrable fact.
Page 341 - ... when he took notice that the valves in the veins of so many parts of the body were so placed, that they gave free passage to the blood towards the heart, but opposed the passage of the venal blood the contrary way : he was invited to...
Page 400 - As all the living forms of life are the lineal descendants of those which lived long before the Silurian epoch, we may feel certain that the ordinary succession by generation has never once been broken, and that no cataclysm has desolated the whole world. Hence we may look with some confidence to a secure future of equally inappreciable length.
Page 341 - I remember, that when I asked our famous Harvey, in the only discourse I had with him, (which was but a little while before he died,) what were the things which induced him to think of a circulation of the blood ? he answered me, that when he took notice, that the valves in the veins of so many parts of the body were so placed, that they gave free passage to the blood towards the heart, but opposed the passage of the venal blood the contrary way...