What does "chaetognatha" mean?
Chaetognatha: An order of free-swimming marine worms, of which the genus Sagitta is the type. They have groups of curved spines on each side of the head.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00