|
Species |
Tetrarhynchia sp. |
|
Geological Period |
Jurassic ≈ 180 Ma |
|
Origin |
Morocco |
|
Size |
2.0 - 3.0cm |
Whole Rhynchonellas in good condition.
Rhynchonellas had a bivalve shell with a triangular outline. They are characterized by having very marked ribs and by having the commissure of the valves retracted, with a fold in the dorsal valve and a groove in the ventral valve that fit together.
They lived fixed to the bottom of the sea by means of a peduncle called "foramen".
Deposits : Europe, Africa .
The fossil includes a label with the name, period and origin and is glued in a 4 cm square cardboard box.
*The price is per unit (a single cardboard box of the four shown in the photo)
Since the samples are natural, you will receive a piece similar to the one in the photograph. The fossils come in cardboard boxes and are glued to a porex base with hot silicone; These can be removed using ethyl alcohol without damaging the fossil. The size is approximate.