Bibio Rufithorax
''Bibio rufithorax'' is a species of March fly in the family Bibionidae Bibionidae (March flies) is a family of flies (Diptera) containing approximately 650–700 species worldwide. Adults are nectar feeders and emerge in numbers in spring. Because of the likelihood of adults flies being found ''in copula'', they h .... References Further reading * External links * Bibionidae Insects described in 1828 {{Bibionomorpha-stub ...
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Bibionidae
Bibionidae (March flies) is a family of flies (Diptera) containing approximately 650–700 species worldwide. Adults are nectar feeders and emerge in numbers in spring. Because of the likelihood of adults flies being found ''in copula'', they have earned colloquial names such as "love bugs" or "honeymoon flies". Description Bibionidae are medium-sized flies with a body length from 4.0 to 10.0 mm. The body is black, brown, or rusty, and thickset, with thick legs. The antennae are moniliform. The front tibiae bear large strong spurs or a circlet of spines. The tarsi are five-segmented and bear tarsal claws, pulvilli, and a well developed empodium. The wings have two basal cells (posterior basal wing cell and basal wing cell), but are without a discoidal wing cell. R4+5 is simple or branched; at most, only three branches of R developed. The leading edge wing veins are stronger than the weak veins of the trailing edge. Biology Bibionid larvae grow up in grassy areas and ...
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