. 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. â Sulcastrella clausa. %. Fig. .534. â Collinella inscripta. 5. Fig. .535. fathoms, are a number of cretaceous sponges to which Zittel has given the name of Astrobolia. Cup-shaped sponges ha^ang bunches of spicules scattered over the surface, like Setidium (Fig. 536), are unusua
. 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. â Sulcastrella clausa. %. Fig. .534. â Collinella inscripta. 5. Fig. .535. fathoms, are a number of cretaceous sponges to which Zittel has given the name of Astrobolia. Cup-shaped sponges ha^ang bunches of spicules scattered over the surface, like Setidium (Fig. 536), are unusual among the. Fig. 536. â Setidium obtectum. |. Lithistidse. An interesting lithistid is a small form, Tremciuli- dium (jemimmi (Fig. 537), in which the pores are replaced by an inward tubular extension of the cuticle. Fia. leiiiaiiiKuuiii 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
