Animal Parasites and MessmatesD. Appleton and Company, 1876 - 274 pagini |
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Pagina viii
... Organs nourish Parasites - Different size of Male and Female - Lerneans- Diplozoa - Migration of Parasites - Corresponding Changes of Form - Parasites restricted to certain Regions - Former Theory of Spontaneous Generation ... ... PAGE ...
... Organs nourish Parasites - Different size of Male and Female - Lerneans- Diplozoa - Migration of Parasites - Corresponding Changes of Form - Parasites restricted to certain Regions - Former Theory of Spontaneous Generation ... ... PAGE ...
Pagina xiv
... organs . It is by paying , not domiciliary , but stomachic visits , that we must be initiated into the details of this domestic economy . The bill of fare of fossil animals , though written in characters less distinct and complete , can ...
... organs . It is by paying , not domiciliary , but stomachic visits , that we must be initiated into the details of this domestic economy . The bill of fare of fossil animals , though written in characters less distinct and complete , can ...
Pagina xv
... organs , others as uninvited guests , by the side of the booty which they have gained . Some years ago , one of our learned and ingenious colleagues at the University of Utrecht , Professor Hart- ing , wrote a charming book on the ...
... organs , others as uninvited guests , by the side of the booty which they have gained . Some years ago , one of our learned and ingenious colleagues at the University of Utrecht , Professor Hart- ing , wrote a charming book on the ...
Pagina xviii
... organs , this crustacean or this animal is no more a para- site than is he who cowers by the side of a vigilant and skilful neighbour , quietly takes his siesta , and is con- tented with the fragments which fall from the jaws of his ...
... organs , this crustacean or this animal is no more a para- site than is he who cowers by the side of a vigilant and skilful neighbour , quietly takes his siesta , and is con- tented with the fragments which fall from the jaws of his ...
Pagina xix
... organs , or quitting him after each meal , like the leech or the flea . But when the larva of an ichneumon devours , organ after organ , the caterpillar which serves him as a nurse , and at last eats her entirely , can we call him a ...
... organs , or quitting him after each meal , like the leech or the flea . But when the larva of an ichneumon devours , organ after organ , the caterpillar which serves him as a nurse , and at last eats her entirely , can we call him a ...
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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