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Definition of palaeonemertean in English:
palaeonemertean
noun
ZoologyA ribbon worm (nemertean) of the order Palaeonemertea (class Anopla).
adjective
ZoologyOf or relating to the order Palaeonemertea (class Anopla) of ribbon worms.
Origin
Late 19th century; earliest use found in George Rolleston (1829–1881), physician and physiologist. From scientific Latin Palaeonemertea, order name + -an, after nemertean.
