diameter: 2 1/2 in. ( 6.4 cm )
Inscription: obverse, below bust truncation, at left: "W.BARBER.SC"
Bronze struck medal with obverse depicting nude male bust facing right; legend, horizontally, to the right of bust: "AGASSIZ." Reverse bears dates at center enclosed by laurel wreath: "NA 1807/OB 1878"; legend: "TERRA MARIQUE DUCTOR INDAGATIONE NATURAE."
Due to ongoing research, information about this object is subject to change.