These five scorpionfly taxa are highly significant because Pseudopolycentropus possessed distinctive, elongate tubular, or siphonate, proboscides for surface fluid feeding on exposed plant fluids, such as the pollination drops of seed plants ( Ren et al. 2009 , Labandeira 2010 ).
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A new long-proboscid genus of Pseudopolycentropodidae (Mecoptera) from the Middle Jurassic of China and its plant-host specializations.
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