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 30
... membranes ; and these most minute and incalculably numerous vibrating filaments , like their analogues in the Polygastria , know no repose . It might almost have been anticipated that this earliest possessed , and most extensively ...
... membranes ; and these most minute and incalculably numerous vibrating filaments , like their analogues in the Polygastria , know no repose . It might almost have been anticipated that this earliest possessed , and most extensively ...
Page 48
... membrane . The anterior segments are feebly represented by trans- verse rugæ ; the succeeding ones are subquadrate , and as broad as long . They then become sen- Tænia solium . sibly longer , narrower anteriorly , thicker and broader at ...
... membrane . The anterior segments are feebly represented by trans- verse rugæ ; the succeeding ones are subquadrate , and as broad as long . They then become sen- Tænia solium . sibly longer , narrower anteriorly , thicker and broader at ...
Page 49
... membrane ; beneath it is a layer of delicate transverse muscular fibres , and a more easily recognisable stratum of longitudinal fibres . The condition of the nervous system is a matter of analogical conjecture . Its principal part , no ...
... membrane ; beneath it is a layer of delicate transverse muscular fibres , and a more easily recognisable stratum of longitudinal fibres . The condition of the nervous system is a matter of analogical conjecture . Its principal part , no ...
Page 56
... membrane from the outer transverse muscular fibres , and a portion of these is reflected from the inner longitudinal stratum . Feeble analogues of these parts of the muscular system are doubtless pre- sent in the smaller Distomata of ...
... membrane from the outer transverse muscular fibres , and a portion of these is reflected from the inner longitudinal stratum . Feeble analogues of these parts of the muscular system are doubtless pre- sent in the smaller Distomata of ...
Page 71
... membrane , to which the parasite was attached . Dr. Bagge † has more recently described and figured a pair of blind secerning tubes in the Strongylus auricularis and in the Ascaris acuminata , which unite and terminate by a common ...
... membrane , to which the parasite was attached . Dr. Bagge † has more recently described and figured a pair of blind secerning tubes in the Strongylus auricularis and in the Ascaris acuminata , which unite and terminate by a common ...
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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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