RUSSIAN QUENSTEDTOCERAS LAMBERT AMMONITE DISPLAY WITH 2 PYRITE AMMONITES ON A NATURAL GRAY ROCK BASE WITH IRIDESCENT PYRITE. SPECIMEN IS 3 W X 2 1/4 H X 2 1/2 D INCHES. WEIGHT IS 5.7 OUNCES. VOLGA RIVER AREA, SARATOV, RUSSIA. BOTH AMMONITES HAVE NATURAL CHAMBER OPENINGS!BEAUTIFUL DISPLAY OF FINE RUSSIAN PYRITE AMMONITES.