Atrypa fossil specimens supplied by weight, these highly details fossil shells from Morocco exhibit excellent morphological features such as shell form, shape and ribbing. This makes them ideal for educational use where the morphology of the animal can be discussed and shown. These samples are roughly 10 to 20 mm in size and come available by weight with various options available. This makes them very economical to purchase, as you can obtain a moderate to large amount for not much cost. They will come supplied in a polythene bag with an information label, numbers of specimens inside will vary depending on the amount you choose.