Associations to the word «Heterostracan»
Adjective
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Wiktionary
HETEROSTRACAN, noun. Any of the Heterostraci, an extinct class of jawless vertebrates that lived primarily in marine and estuary environments.
Dictionary definition
HETEROSTRACAN, noun. Extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian.
Wise words
Life has no meaning unless one lives it with a will, at
least to the limit of one's will. Virtue, good, evil are
nothing but words, unless one takes them apart in order to
build something with them; they do not win their true
meaning until one knows how to apply them.