Cylindroteuthis Belemnites Mikhailov | Ryazan Region, Russia Ammonite Color: Dark Grayish Purple

Color: Dark Grayish Purple

a crystal like this is even more desirable

It has an aesthetic shape with a beautiful pitted body

Ammonites are perhaps the most widely known fossil

Dimensions: 66x51x22 mm / 2

Cylindroteuthis Belemnites Mikhailov | Ryazan Region, Russia Ammonite Color: Dark Grayish PurpleThe belemnites are a monophyletic group of superorder status, called the Belemnoidea. There are four orders . The belemnites evolved from nautiloids, which are the basal group of cephalopods. Well formed belemnite guards can be found in rocks dating from the Mississippian (or Lower Carboniferous). The belemnites on offer are of Cylindroteuthis and Pachyteuthis genus. They date from the Callovian era. In the geologic timescale, the Callovian is an age