. A contribution to American thalassography; three cruises of the United States Coast and geodetic survey steamer "Blake," in the Gulf of Mexico, in the Caribbean Sea, and along the Atlantic coast of the United States, from 1877 to 1800. Blake (Ship); Marine animals -- Atlantic Ocean; Marine sediments; Ocean. v3 Fig. 426. — Periphylla hyacintliina. \. (Fewkes.) side of the corona. The ovaries of Atolla consist of eight kid- ney-shaped bodies arranged about a large and spacious stomach, which assumes the form of an inflated bag, opening into a recess in the walls of the corona, from w


. A contribution to American thalassography; three cruises of the United States Coast and geodetic survey steamer "Blake," in the Gulf of Mexico, in the Caribbean Sea, and along the Atlantic coast of the United States, from 1877 to 1800. Blake (Ship); Marine animals -- Atlantic Ocean; Marine sediments; Ocean. v3 Fig. 426. — Periphylla hyacintliina. \. (Fewkes.) side of the corona. The ovaries of Atolla consist of eight kid- ney-shaped bodies arranged about a large and spacious stomach, which assumes the form of an inflated bag, opening into a recess in the walls of the corona, from which canals extend into the tentacles and sense-bodies. A. Bairdii is here figured. (Fig. 427.) Some of the most interesting medusse discovered by the " Blake" belong to the Siphonophorse. They are eminently pelagic in character, and wide-spread in their distribution. Pre- viously to the " Blake " expeditions we knew only a few genera of these beautiful animals from the American coasts. Although genera of siphonophores occur in some of the most northern localities visited in Arctic exploration, the home of the group is essentially in the warmer waters. This group seems to be most varied and rich in the West Indian area. Before 1880,. 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 Agassiz, Alexander, 1835-1910; U. S. Coast and Geodetic Survey. Boston Houghton, Mifflin


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Keywords: ., bookcentury1800, bookdecade1880, booksubjectocean, bookyear1888