Animal Parasites and MessmatesD. Appleton and Company, 1876 - 274 pagini |
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Pagina xi
... worm , showing Mouth , Tail , and section of Body 153 33. - Gregarinæ of Nemertes ... ... 34. - Sac with Psorospermiæ from Sepia officinalis 35. - Stylorhynchus oligacanthus from Dragon - fly 160 ... ... 160 ... ... ... 161 ... ... 36 ...
... worm , showing Mouth , Tail , and section of Body 153 33. - Gregarinæ of Nemertes ... ... 34. - Sac with Psorospermiæ from Sepia officinalis 35. - Stylorhynchus oligacanthus from Dragon - fly 160 ... ... 160 ... ... ... 161 ... ... 36 ...
Pagina xiv
... worms which had entered with them into the convolutions of the intestines of the saurians . Naturalists have not always studied with sufficient care the correspondence which exists between the animal and its food , although it supplies ...
... worms which had entered with them into the convolutions of the intestines of the saurians . Naturalists have not always studied with sufficient care the correspondence which exists between the animal and its food , although it supplies ...
Pagina xx
... worms . These flat and soft worms begin life usually as vagabonds , aided by a ciliary robe which serves as an apparatus for locomotion ; but scarcely have XX INTRODUCTION .
... worms . These flat and soft worms begin life usually as vagabonds , aided by a ciliary robe which serves as an apparatus for locomotion ; but scarcely have XX INTRODUCTION .
Pagina xxi
... worms which have the form of a leaf or a tape give themselves up to these peregrinations , and those which do not arrive at their last stage , die usually with- out posterity . It is interesting to remark that these parasitical worms do ...
... worms which have the form of a leaf or a tape give themselves up to these peregrinations , and those which do not arrive at their last stage , die usually with- out posterity . It is interesting to remark that these parasitical worms do ...
Pagina xxii
... Worms which are parasites of fish , had been seen a long time before this in the intestines of various birds ... worm of the cat , considering this young worm as a wandering , sick , and dropsical being . In his opinion , the worm had ...
... Worms which are parasites of fish , had been seen a long time before this in the intestines of various birds ... worm of the cat , considering this young worm as a wandering , sick , and dropsical being . In his opinion , the worm had ...
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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