A beetle of the superfamily Palpicornia (now called Hydrophiloidea), many members of which are characterized by particularly long palps.
Of or relating to the superfamily Palpicornia (Hydrophiloidea).
Late 19th century; earliest use found in Ogilvie's Imperial Dictionary. From post-classical Latin palpus palp + classical Latin cornu horn, after French palpicornes. Compare scientific Latin Palpicornia, †Palpicornes.