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USNM 1499502 - Specimen Image; Field number: SERCINVERT2813
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USNM 1499504 - Specimen Image; Field number: SERCINVERT2815
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USNM 1499500 - Specimen Image; Field number: SERCINVERT2811
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USNM 1499560 - Specimen Image; Field number: SERCINVERT2871
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USNM 1499501 - Specimen Image; Field number: SERCINVERT2812
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USNM 1499503 - Specimen Image; Field number: SERCINVERT2814