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 13
... ganglions above ( a ) or at the side ( b ) and below the gullet ; other ganglions ( c d ) are developed in other ... ganglion above the tube supplies the organs of sense : from the sub - oesophageal ganglions two chords are extended ...
... ganglions above ( a ) or at the side ( b ) and below the gullet ; other ganglions ( c d ) are developed in other ... ganglion above the tube supplies the organs of sense : from the sub - oesophageal ganglions two chords are extended ...
Page 35
... ganglion connected with the rotatory muscle , and other gangliform bodies on each side , developed upon the long abdominal nervous filaments . Besides these , other small enlargements are figured as ganglions upon the transverse bands ...
... ganglion connected with the rotatory muscle , and other gangliform bodies on each side , developed upon the long abdominal nervous filaments . Besides these , other small enlargements are figured as ganglions upon the transverse bands ...
Page 68
... ganglion . Amongst the Nematoidea the great Strongylus is a favourable subject for the demonstration of the nervous system . In the Strongylus gigas , a slender nervous ring surrounds the beginning of the gullet , and a single chord is ...
... ganglion . Amongst the Nematoidea the great Strongylus is a favourable subject for the demonstration of the nervous system . In the Strongylus gigas , a slender nervous ring surrounds the beginning of the gullet , and a single chord is ...
Page 106
... ganglion or mass of nervous matter , from which delicate filaments may be observed to radiate , which probably form a nervous circle around the margin of the disc . Nothing more au- thentic has been observed relative to the muscular or ...
... ganglion or mass of nervous matter , from which delicate filaments may be observed to radiate , which probably form a nervous circle around the margin of the disc . Nothing more au- thentic has been observed relative to the muscular or ...
Page 107
... ganglion , which is closely connected with a coloured eye - speck , situated at the middle of the superior extremity of the body . The principal locomotive organs in the Beroë consist of unusually large cilia , aggregated in lamelliform ...
... ganglion , which is closely connected with a coloured eye - speck , situated at the middle of the superior extremity of the body . The principal locomotive organs in the Beroë consist of unusually large cilia , aggregated in lamelliform ...
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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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