Mactromya Cardioides – B Grade
£1.50 – £1.75
• Geological Age: Jurassic period, Lower Lias, Ibex zone, 200 to 145 million years ago.
• Location: Blockley Quarry, Near, Moreton, Gloucestershire, UK
• Family: Bivalve
• Species: Mactromya Cardioides
Mactroymya bivalve fossil specimens dated from the Lower Lias of the Jurassic period over 200 million years old, these B grade samples from Blockley quarry in Gloucestershire are lower quality, still showing morphologicla features, but will exhibit broken parts and discolouration, available in two sizes, supplied in a tray with a label.
Mactromya are an extinct genus of bivalves which lived during the Jurassic period, around 200 million years ago. They were marine dwelling fauna which lived in. This particular species is known as mactromya cardioides, often characterised by the smooth surface of their shells. They were found in Blockley quarry many years ago, located in Moreton, Gloucestershire. These B grade specimens vary between sizes, and are optional to choose from, unlike the A grade specimens, they will show damage to the shells and are not as uniform, however, their economical price makes them much more suitable for use in educational establishments.