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siphuncle
[ sahy-fuhng-kuhl ]
noun
- (in a nautilus) the connecting tube that passes from the end of the body through all of the septa to the innermost chamber.
- Entomology. an aphid cornicle.
Other ˜yÐÄvlog Forms
- ²õ¾±Â·±è³ó³Ü²Ôc³Ü·±ô²¹°ù ²õ¾±Â·±è³ó³Ü²Ô·³¦³Ü·±ô²¹³Ù±ð [sahy-, fuhng, -ky, uh, -lit], ²õ¾±Â·±è³ó³Ü²Ô·³¦³Ü·±ô²¹³Ù·±ð»å [sahy-, fuhng, -ky, uh, -ley-tid], adjective
˜yÐÄvlog History and Origins
Origin of siphuncle1
Example Sentences
They differ from the nautili in having the margins of the septa very much lobed or plaited, and the siphuncle dorsal.
After Professor Owen. a a, Partitions; b b, chambers; b', the last-formed chamber, in which the animal lives; c c, the siphuncle; d, attaching muscle; e e, the hollow arms; f f, retractile tentacles; g, muscular disk, or foot; h, the eye; i, position of funnel.
Carboniferous. a, Shell, reduced. b, Section, showing siphuncle.
The others are empty, and are connected with the body of the animal only by a pipe, or siphuncle, with membranous walls and filled with fluid.
The dotted line shows the position of the siphuncle.
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