Did you mean sand tube?
Definitions
Century Dictionary and Cyclopedia
- n. In zoology: A sand-canal.
- n. A tubular structure formed of agglutinated sand, as the tubes of various annelids, of the peduncles of Lingulidæ, etc.
- n. In geology, a tube of fused or sintered sand which has been melted together along the path of a lightning-stroke; a fulgurite in sand.
Examples
“Other concerns run the length of the river and bay, and include sand tiger shark spawning areas in Delaware Bay, horseshoe crab spawning areas and isolated clusters of tiny sponges and Sabrella vulgaris, or sand-tube worms, that have formed rare, reef-like structures on Delaware's side of the bay.”
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