Black with white calcite deposits, showing off its "zigzag" sutures. Goniatite are ancient ancestor to the modern day Nautilus. Nautiloids unlike the ammonites have straight or slightly curved sutures. Goniatite sutures have smooth saddles and lobes and some Goniatite Ammonoids have have a distinctive zig-zag pattern.
8 Inch X 5 Inch X 4 Inch Thick
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