. Elements of zoölogy : a textbook. Zoology. : SALPS FIG. 657. 431. Biphora or Salp. Salpa maxima, Forskahl. The flat bands are muscular tissue. Some kinds of tunicates, as the Pyrosomcs or Pyroso- midse—whieli live in cylinder-shaped compound commu- nities—are remarkable for their phosphorescence at night, sometimes resembling "incandescent cylinders of ; Dr. Gill, in the paper already cited, recognizes four Or- ders of the Tunicata : 1. SACCOBRANCHIA, as Ascidium, Boltenia, UlaveUina,, etc. 2. DACTYLOBRANCHIA, as Pyrowma. 3. TvENIOBRANCHIA, as Salpn, etc. J-


. Elements of zoölogy : a textbook. Zoology. : SALPS FIG. 657. 431. Biphora or Salp. Salpa maxima, Forskahl. The flat bands are muscular tissue. Some kinds of tunicates, as the Pyrosomcs or Pyroso- midse—whieli live in cylinder-shaped compound commu- nities—are remarkable for their phosphorescence at night, sometimes resembling "incandescent cylinders of ; Dr. Gill, in the paper already cited, recognizes four Or- ders of the Tunicata : 1. SACCOBRANCHIA, as Ascidium, Boltenia, UlaveUina,, etc. 2. DACTYLOBRANCHIA, as Pyrowma. 3. TvENIOBRANCHIA, as Salpn, etc. J-. LARVIALIA, as 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 Tenney, Sanborn, 1827-1877. New York : Scribner


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