JOURN, ACAD. NAT. SCI. PHILAD., 2ND. SER., VOL. XII. 

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PLATE XX. 



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;.' j^ J^- ynr ... 



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HALICHCERES ANNULATUS fowler. 

 THALASSOMA MELANOCHIR fowler. 

 HEMIPTERONOTUS LIOGENYS fowler. 



