Diagnostic characters of Aphelinidae
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Small to medium - sized chalcids, usually not exceeding 1.5 mm in length. Body neither strongly sclerotized not strongly metallic. |
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Antenna 3-9 segments, excluding the radicle and anelli. |
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Mesoscutum with complete notular lines/grooves. |
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Fore wing with marginal vein long, stigmal vein usually short, postmarginal vein generally absent or short. |
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Tarsal formula 5-5-5 or 4-4-4, rarely 5-4-5. |
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