Small ammonite-convolute

Small ammonite-convolute for the collection of fossils; 6 natural ammonites (Divisosphinctes Perisphinctes) from Madagascar; ca. 155 million years old; Measurement: 3-3,7 cm; 110g; and an ammonite is cut and polished, beautiful look at the internal structure of the piece; also from Madagascar; ca. 110 million years (Cretaceous period), Measurement: 6 x 7 x 1 cm, 47g