chaetognath
Speech parts
1. chaetognath - Noun
2. chaetognath - Adjective
Meaning
Of or pertaining to the Chaetognatha.
Source: Webster's dictionarySynonyms
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Examples
Even so, several fossil chaetognath species have been described. citation Chaetognaths appear to have originated in the Cambrian Period.
A more recent chaetognath, Paucijaculum samamithion Schram, has been described from the Mazon Creek biota from the Pennsylvanian of Illinois.