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Couplet 87
87a: Either mid coxal cavity closed laterally, the mesosternum and metasternum meeting laterad of mid coxa; or antenna elongate, antennomeres 3-8 with long rami (projecting arm?), 9-11 flattened, elongate-serrate; pronotum often hood-like, covering head from above (Figures 26-50, 26-53)
87b: Either mid coxal cavity open laterally, mesosternum and metasternum separated laterad of mid coxa by a mesepimeron and mesepisternum; antenna not a in preceding entry; pronotum variable
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