 - 1. Maxilla (Mx) of nearly all species without a lateral notch or cup containing a seta 3-Mx
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 - 2. Maxillary brush (MxB) unmodified, rarely absent
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 - 3. Maxillary palpus (MPlp) freely articulated, attached to maxillary
body (MxBo)
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 - 4. Setae 1-C not exceptionally close together
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 - 5. Seta 8-M present
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