Midland naturalist . ? ? STRUCTURE AND LIFE-HISTORY OF VOLVOX GLOBATOR. 233 ON THE STEUCTURE AND LIFE-HISTORY OFVOLVOX GLOBATOR. BY A. W. WILLS, (Continued from page 214.) We must now revert to the minute structure of the mature parent-sphere, which has been exhaustively studied by Cohn, Busk, andWilliamson. In the outset it should be stated that the last-named observerbelieves that there are two distinct forms of Volvox, in one of which thepeculiar structure which I am about to describe exists, while it isabsent from the other. Busk disputed the the accuracy of Williamsonsobserva
Midland naturalist . ? ? STRUCTURE AND LIFE-HISTORY OF VOLVOX GLOBATOR. 233 ON THE STEUCTURE AND LIFE-HISTORY OFVOLVOX GLOBATOR. BY A. W. WILLS, (Continued from page 214.) We must now revert to the minute structure of the mature parent-sphere, which has been exhaustively studied by Cohn, Busk, andWilliamson. In the outset it should be stated that the last-named observerbelieves that there are two distinct forms of Volvox, in one of which thepeculiar structure which I am about to describe exists, while it isabsent from the other. Busk disputed the the accuracy of Williamsonsobservations on this point, but, in an appendix published subsequent tothe body of his essay, he states that he has detected this same structurein specimens from Manchester, but not in his own. I have failed to develop it by the means recommended by Williamson,but have succeeded in making it evident enough in a great number ofspecimens from Sutton, by the use of other re-agents, and especiallyby the application of aniline pur
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Keywords: ., bookcentury1800, bookdecade1870, bookp, booksubjectnaturalhistory
