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1.
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Anterior clypeal margin with medial series of small teeth, appearing serrate (Fig. 1) |
Saprositellus Balthasar |
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1'.
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Anterior clypeal margin entire, lacking teeth (Fig. 2) |
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Figure 1. Saprositellus ariquemes. |
Figure 2. Saprolonchus tambopatae. |
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2(1).
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Pronotum with coarse punctures restricted to broad transverse depression along basal third, anterior 2/3 swollen and finely punctate (Fig. 3) |
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Stebnickiella Skelley |
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Figure 3. Stebnickella zosterixys. |
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2'.
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Pronotum with punctures evenly distributed, base lacking broad transverse depression |
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3(2).
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Body elongate, surface argillaceous; head with punctures evenly distributed, obscured by argillaceous coating (Fig. 4); pronotum with 2 medial longitudinal ridges; alternate elytral intervals weakly carinate |
...
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.Amerilochus Skelley |
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3'.
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Body stout, surface not argillaceous, can be somewhat dulled (alutaceous)or glossy; head with band of large punctures at base, extremely fine punctures anteriorly (Fig. 2); pronotum evenly convex, lacking longitudinal ridges; elytral intervals similarly developed .
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Figure 2. Saprolonchus tambopatae. |
Figure 4. Amerilochus cinereus. |
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