. Zoology : for students and general readers . Zoology. 352 ZOOLOGY. is voracious, and leads a diSereiit life from the quiescent, sleeping pupa or chrysalis, Avhich takes no food ; on the other hand, the imago or butterfly has mandibles, which are rudimentary, and incapable of biting, while the maxilla, or ''tongue," which were rudimentary in the caterpillar, become now greatly developed ; and the butterfly takes. Pig. 301. —Embryo of a Water-beetle illydrophUus). E, egs; ; -ST, head ; ol, njiper lip; m, mouth ; an, antfrniLC ; ^j. man- dibles ; ^2' ^3' maxillfe ; J5, thorax ; &], h^^
. Zoology : for students and general readers . Zoology. 352 ZOOLOGY. is voracious, and leads a diSereiit life from the quiescent, sleeping pupa or chrysalis, Avhich takes no food ; on the other hand, the imago or butterfly has mandibles, which are rudimentary, and incapable of biting, while the maxilla, or ''tongue," which were rudimentary in the caterpillar, become now greatly developed ; and the butterfly takes. Pig. 301. —Embryo of a Water-beetle illydrophUus). E, egs; ; -ST, head ; ol, njiper lip; m, mouth ; an, antfrniLC ; ^j. man- dibles ; ^2' ^3' maxillfe ; J5, thorax ; &], h^^o-^, legs ; Ai-Ak,, ten pairs of rudimentary abdo- minal legs, of which all except Aj disappear before the inseci hatches ; a, anus,—Ai'ter Kowa- 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 Packard, A. S. (Alpheus Spring), 1839-1905. New York : Henry Holt
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectzoology, bookyear1879
