On this Piece from the Jurassic of Lyme Regis is a nice ammonite of the species Promicroceras planicosta. The Promicroceras fossil itself measures about 28 mm. | |||
Location: | Lyme Regis, Dorset, England | ||
Ammonite diameter: | about 28 mm | ||
Age: | Lower Jurasic , Lias,Sinemurian, Green Ammonite Beds , Obtusum Zone (about 175 Mill. Years) |