Species collected are Victorella pavida, Pottisiella erecta, Fredericella sultana, Plumatella repens, and Pectinatella magnifica. Colonies were collected from 59 localities in 10 parishes, and ...
THE accepted view that zooids of the Polyzoa (or Ectoprocta) are small enough for gaseous exchange to be achieved by diffusion has recently been challenged. Mangum and Schopf 1, having measured oxygen ...
https://doi.org/10.2307/2412044 • https://www.jstor.org/stable/2412044 Copy URL ...
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