Psiloceras planorbis

This image is of a Psiloceras planorbis (Sowerby, 1824) ammonite fossil. The animal existed in the Jurassic Period. Fossil was discovered in southern England. Fossil was on display at the Natural History Museum Vienna (Naturhistorisches Museum Wien) on August 2024.

Hildoceras bifrons

This image is of a Hildoceras bifrons (Bruguière, 1789) ammonite fossil. The animal existed in the Jurassic Period. Fossil was discovered in England. Fossil was on display at the Natural History Museum Vienna (Naturhistorisches Museum Wien) on August 2024.