phragmocone
phragmocone In Cephalopoda, the shell that is divided by septa into chambers (camerae). In Belemnitida, the septate portion of the shell which is homologous to the external shell of other cephalopods.
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chamber , cham·ber / ˈchāmbər/ • n. 1. a hall used by a legislative or judicial body. ∎ the body that meets in such a hall. ∎ any of the houses of a legislatur… Whittaker Chambers , Whittaker Chambers
Whittaker Chambers
In 1948 TIME magazine editor Whittaker Chambers (1901-1961) testified that in the 1930s he helped organize a Co… Cloud Chamber , cloud chamber
cloud chamber, device used to detect elementary particles and other ionizing radiation. A cloud chamber consists essentially of a close… Hydrothermal Systems (geology) , magma chamber A region, postulated to exist below the Earth's surface, in which magma is received from a source region in the deep crust or upper man… United States Chamber Of Commerce , The U.S. Chamber of Commerce is the world's largest not-for-profit federation of businesses, representing more than 3 million businesses and organiza… Bubble Chamber , bubble chamber Device for detecting and identifying subatomic particles. It consists of a sealed chamber filled with a liquefied gas, usually liquid…
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phragmocone