Illiger had captured a new and unknown Dipteron and showed a pen drawing of it to Meigen, asking him how it should be classified.
परिभाषा
insects having usually a single pair of functional wings (anterior pair) with the posterior pair reduced to small knobbed structures and mouth parts adapted for sucking or lapping or piercing पर्याय: dipterous insect, two-winged insects, dipteran,
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