Animal Parasites and MessmatesD. Appleton and Company, 1876 - 274 pagini |
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Pagina 6
... remains of its respiratory processess which they were in the act of digesting . Is it then merely a messmate ? We must have more information on this point ; and if it were not accidentally that the fierasfer swallowed the walls of the ...
... remains of its respiratory processess which they were in the act of digesting . Is it then merely a messmate ? We must have more information on this point ; and if it were not accidentally that the fierasfer swallowed the walls of the ...
Pagina 12
... remains of crustacea . The remora is simply anchored to his host , and asks from him nothing but his passage . He is contented , like the pilot , to fish in the same waters as the shark which transports him . Sailors , even now , are ...
... remains of crustacea . The remora is simply anchored to his host , and asks from him nothing but his passage . He is contented , like the pilot , to fish in the same waters as the shark which transports him . Sailors , even now , are ...
Pagina 13
... remains there peace- ably surrounded by the vestment of its youth . Remarkable examples of free messmates are found more especially among crustaceans . It is well known that this class includes lobsters , crabs , prawns , and those ...
... remains there peace- ably surrounded by the vestment of its youth . Remarkable examples of free messmates are found more especially among crustaceans . It is well known that this class includes lobsters , crabs , prawns , and those ...
Pagina 14
... remains no proper organ except that which is necessary for the reproduction of the species . Corpulent , blind , impotent , legless cripples , their existence is more precarious than that of those miserable mutilated beings found in our ...
... remains no proper organ except that which is necessary for the reproduction of the species . Corpulent , blind , impotent , legless cripples , their existence is more precarious than that of those miserable mutilated beings found in our ...
Pagina 16
... remains of food which the pinnothere aban- dons are seized upon by the mollusc . It is the rich man who instals himself in the dwelling of the poor , and causes him to participate in all the advantages of his position . The pinnotheres ...
... remains of food which the pinnothere aban- dons are seized upon by the mollusc . It is the rich man who instals himself in the dwelling of the poor , and causes him to participate in all the advantages of his position . The pinnotheres ...
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Termeni și expresii frecvente
abdomen abode acaridæ acarus amphipod animal annelids appearance Ascaris attacks become birds blood body Bothriocephalus Caligi carapace cavity cercaria cercariæ cestode cetacea ciliated cirrhipedes coast colour completely crab creatures crustaceans curious cysticerci cysticercus damp earth decapod distome echinoderm eggs embryos enclosed encysted female fish fleas gasteropod genus gives lodging harbours hatched hermaphrodite hooks host hymenoptera ichneumons infested inhabit insects intestines introduced isopod kind known larva larvæ leeches Leuckart live male manner messmates microscopic midst molluscs Mons mother mouth Müller natural naturalists neighbour nematode nourishment observed organs pagurus pass peculiar peritoneum pinnotheres plants polyps present prey produce Prof Professor Semper progeny remarkable resemble scolex seek sexes sexual sheep shell shelter side skin sometimes species sponge stomach Strongylus sucker tænia tæniæ Tania tape-worm trematode trichinæ usually whale worms young
Pasaje populare
Pagina iv - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance