411 REFERENCE · Wiktionary
Pleurostigma
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
pleurostigma
Translingual
Proper noun
A former subclass of Chilopoda class, those having a rich system of branching tracheal tubes, whose spiracles are paired and open upon the pleural area of some of the somites.
References
"Centipede" in the 1911 Encyclopædia Britannica