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Crabro Cribrarius
''Crabro cribrarius'', common name slender bodied digger wasp, is a species of wasp of the family Crabronidae.
Description
''Crabro cribrarius'' can reach a body length of (females) or (males). These wasps have a black and yellow body. Males are characterized by conspicuous trowel-like dilatations or fore-tibial shield-like structures used in burrow excavation. The antennae are filiform, with expanded central articles. Tibiae are yellowish-brown and lightly mottled.Baron CuvieThe animal kingdom, arranged according to its organization/ref>
Biology
The adults of these solitary wasps feed on nectar of various of umbellifers ( Apiaceae), mainly on ''Angelica sylvestris'', ''Pastinaca sativa'', '' Heracleum'' and ''Daucus carota''. They also visit '' Cirsium arvense''. These wasps apparently are single-brooded and fly from early June to early September. They build their nests 15 to 20 centimeters deep in sandy or loamy soil, sometimes in rotten wood. At the end of the burrow they ...
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