Lectures on the Comparative Anatomy and Physiology of the Invertebrate Animals: Delivered at the Royal College of Surgeons, in 1843 |
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Page 4
... digestion , nutrition , circulation , respiration , excretion , and the tegu- mentary system . In 1840 , the comparative anatomy of the generative organs , and the development of the ovum and foetus in the different classes of animals ...
... digestion , nutrition , circulation , respiration , excretion , and the tegu- mentary system . In 1840 , the comparative anatomy of the generative organs , and the development of the ovum and foetus in the different classes of animals ...
Page 8
... digestion was mainly a mechanical process . They were here misled by Comparative Anatomy ; but it was by its abuse . - Graminivorous and granivorous birds those species whose food demands the most complete comminution - have that mecha ...
... digestion was mainly a mechanical process . They were here misled by Comparative Anatomy ; but it was by its abuse . - Graminivorous and granivorous birds those species whose food demands the most complete comminution - have that mecha ...
Page 12
... digestive system ; and in- closed in a bony or cartilaginous case , constituting a verte- bral column . The organs of the five senses , sight , hearing , smell , taste , and touch , are almost always present . The respiratory organs ...
... digestive system ; and in- closed in a bony or cartilaginous case , constituting a verte- bral column . The organs of the five senses , sight , hearing , smell , taste , and touch , are almost always present . The respiratory organs ...
Page 15
... digestive cavity is generally excavated in the common parenchyma of the body , is devoid of free parietes , and has no anal outlet : particular organs are often inde- finitely multiplied , as the stomach in the Polygastria , the ...
... digestive cavity is generally excavated in the common parenchyma of the body , is devoid of free parietes , and has no anal outlet : particular organs are often inde- finitely multiplied , as the stomach in the Polygastria , the ...
Page 17
... digestive system , constitute a distinct class of Infusorial Animalcules , to which I shall refer , after first noticing the anatomical characters of the lower organised and more diffusely ciliated group ( fig . 5. ) . The species of ...
... digestive system , constitute a distinct class of Infusorial Animalcules , to which I shall refer , after first noticing the anatomical characters of the lower organised and more diffusely ciliated group ( fig . 5. ) . The species of ...
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Common terms and phrases
abdomen alimentary canal analogous Anatomy Anellides animal animalcules antennæ aperture appendages Ascidians attached Belemnite bivalves blood body branchiæ branchial Bryozoa calcareous cavity cells cephalic Cephalopods chords ciliated cloth colour compound eyes consists Crustacea Cuvier developed digestive dilated Diseases distinct dorsal duct Edition elongated embryo Entozoa external extremity eyes female filaments fluid ganglion Gasteropods genus germinal vesicle gills glands head horny Infusoria insects integument interspace intestine jointed larva larvæ layer LECTURE legs locomotive London longitudinal male mandibles mantle margin mass maxillæ membrane metamorphosis minute Mollusca mouth muscles muscular fibres muscular system Nautilus nerves nervous system observed ocelli oesophagus organisation organs orifice ovaria oviduct ovum pair parasitic plates polypes posterior present processes radiated respiratory rudimental segments shell side siphon slender species spiders spines stomach structure surface tentacles tentacula terminal thorax tissue transverse tube tunic vascular ventral vesicle vessel visceral wings worm
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