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 17
... tentacles , more or less amorphous , without definite locomotive members , moving by means of minute superficial vibratile cilia more or less diffused over the surface of the body , or aggregated in circular groups near the head , where ...
... tentacles , more or less amorphous , without definite locomotive members , moving by means of minute superficial vibratile cilia more or less diffused over the surface of the body , or aggregated in circular groups near the head , where ...
Page 20
... tentacle or a pair of tentacles ( fig . 9. a . ) ; in other species it is 9 a . b Monad of Volvox . armed with a curious dental ap- paratus , consisting of a series of long , slender and sharp teeth , ar- ranged side by side , in the ...
... tentacle or a pair of tentacles ( fig . 9. a . ) ; in other species it is 9 a . b Monad of Volvox . armed with a curious dental ap- paratus , consisting of a series of long , slender and sharp teeth , ar- ranged side by side , in the ...
Page 33
... tentacles of the higher or Ciliobrachiate Polypes . By the vibration of these cilia , which occasions the appearance of little wheels in rapid motion , strong cur- rents are produced in the surrounding water , and they thus serve as the ...
... tentacles of the higher or Ciliobrachiate Polypes . By the vibration of these cilia , which occasions the appearance of little wheels in rapid motion , strong cur- rents are produced in the surrounding water , and they thus serve as the ...
Page 44
... tentacles . Both kinds of genera- tive organs are combined in the same individual . Lastly , the order Cystica , in which the body is rounded or flattened , and terminates posteriorly in a cyst , which is sometimes common to many indi ...
... tentacles . Both kinds of genera- tive organs are combined in the same individual . Lastly , the order Cystica , in which the body is rounded or flattened , and terminates posteriorly in a cyst , which is sometimes common to many indi ...
Page 87
... tentacles is situated the mouth , from which a short œsophagus leads to a large gastric cavity , the parietes of which are connected by a great number of membranous vertical folds with the external wall of the body . The tentacula are ...
... tentacles is situated the mouth , from which a short œsophagus leads to a large gastric cavity , the parietes of which are connected by a great number of membranous vertical folds with the external wall of the body . The tentacula are ...
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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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