Sudis may refer to:
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''Sudis'' (fish), a genus of barracudinas
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Sudis (stake)
The ''sudis'' (: ''sudes'') was a stake carried by Roman legionaries for employment as a field fortification, sometimes also called ''vallus''. It is frequently, but incorrectly, called a ''pilum murale'' (). Typically, two such stakes were ca ...
, a stake used by Roman soldiers for constructing field fortifications.
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