paragnath
/ˈparəɡnaθ/Zoology
noun
1Either of the two lobes forming the labium in many crustaceans.
2Any of several hard, tooth-like projections within the pharynx of certain annelid worms.
Origin
Late 19th century; earliest use found in Isaac Funk (1839–1912), publisher and reformer. From para- + -gnath.