. First lessons in zoology. Zoology. Fig. 54. —Diagnim sec- tion tliroiigli a simple Fir:. ; proboscis of a spliinx P"lyp, O/v/ia, sliowing ; ill small figiin- tli,' proboscis is lUgestive cavity; m, sliowri ] upon (ho ot the- nioutli-opening; ,;/.<-, ali- , llio normal |iosilion not in use. cavity. (Alter (( )no-lialf nalnral size; Irom specimen.) Parker and llaswell.) tlic mouth with its parts; the walls of the mouth are furnished with minute tube-like extensions or Please note that these images are extracted fr
. First lessons in zoology. Zoology. Fig. 54. —Diagnim sec- tion tliroiigli a simple Fir:. ; proboscis of a spliinx P"lyp, O/v/ia, sliowing ; ill small figiin- tli,' proboscis is lUgestive cavity; m, sliowri ] upon (ho ot the- nioutli-opening; ,;/.<-, ali- , llio normal |iosilion not in use. cavity. (Alter (( )no-lialf nalnral size; Irom specimen.) Parker and llaswell.) tlic mouth with its parts; the walls of the mouth are furnished with minute tube-like extensions or Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Kellogg, Vernon L. (Vernon Lyman), 1867-1937. New York, H. Holt and Company
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1903
