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Anterhynchium flavomarginatum
(Smith, 1852)
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Body black, with a yellow band on the first and second gastral tergites. Divided into eight subspecies according to region. This wasp, active from May to October, nests in old galleries of wood boring beetles or bamboo tubes, partitioning brood cells with mud. It hunts moth larvae of Pyralidae or Tortricidae, and stores them in the cells as larval food. This wasp is one of the most common species found in trap nests in and around residential areas.
Host-parasite relationship
Parasitized by
Chrysis fasciata,
Chrysis ignita,
Macrosiagon nasutum,
Anthrax aygulus,
Amobia distorta, etc. Prepupae often have many deutonymphs of the mite Kurosaia jiju, which migrate to new nests, carried by the adult hosts.
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Vespidae
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Anterhynchium
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Body length :
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female
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15-21 mm
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male
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11-16 mm
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Distribution in Japan :
Hokkaido, Honshu, Izu Islands, Ogasawara Islands, Sado Island, Shikoku, Kyushu, Tsushima Island, Nansei Islands
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Dorsal view of female
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Lateral view of female
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Frontal view of female
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Dorsal view of male
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Lateral view of male
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Frontal view of male
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