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Definition of Tube foot
1. Noun. Tentacular tubular process of most echinoderms (starfish and sea urchins and holothurians) having a sucker at the end and used for e.g. locomotion and respiration.
Definition of Tube foot
1. Noun. A locomotor appendage of an echinoderm consisting of a tube with longitudinal muscles, pressurized by water. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Tube Foot
Literary usage of Tube foot
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Cambridge Natural History by Arthur Everett Shipley, Sidney Frederic Harmer (1906)
"The tube-foot is thus distended and its broad flattened end is brought in ...
The muscles of the tube-foot itself, which are arranged longitudinally, ..."
2. Zoology: An Elementary Text-book by Arthur Everett Shipley, Ernest William MacBride (1904)
"Now since all the movements of a tube-foot can be accounted for by the action of the
... This is a pair of valves placed in the tube-foot at the entrance ..."
3. Text-book of Comparative Anatomy by Arnold Lang, Henry Meyners Bernard, Matilda Bernard, Ernst Heinrich Philipp August Haeckel (1896)
"The radial canal of the water vascular system (5), and the tube- foot canal
branching from it transversely (11), and finally also the ampulla of the ..."
4. College zoology by Robert William Hegner (1918)
"They are primarily locomotory and function as follows: " \Yhen the tube-foot is
to be stretched out, the ampulla contracts and drives the fluid downwards. ..."
5. Elements of Biology: A Practical Text-book Correlating Botany, Zoology, and by George William Hunter (1907)
"If we could examine the connection of a tube foot with the system of water canals,
we should find that water passing from the canals in the rays flows into ..."
6. Elements of Zoology: To Accompany the Field and Laboratory Study of Animals by Charles Benedict Davenport, Gertrude Anna Crotty Davenport (1911)
"At its inner end each tube-foot is swollen into a large bladder. The way a
tube-foot acts is as follows: The circular muscles in the wall of the bladder and ..."
7. Outlines of zoology by John Arthur Thomson (1895)
"At the end of each arm, there is a long unpaired tube foot, which seems to act
as a tactile tentacle, and has also olfactory significance. ..."
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