- Family: Bivalve
- Species: Pectunculus (exact species unknown)
- Geological Age: Miocene epoch, Neogene period, 23 to 5 million years ago.
- Location: Leognan, France.
Pectunculus is an extinct species of bivalve which belongs to the glycymeris family, as such, they too, have smooth shells with faint ribbing and numerous, but small shallow teeth.These fossil specimens were found in Leognang, France and are from strata which is of the Miocene epoch, part of the Neogene period, making the fossils 23 to 5 million years old. They are an off white colour and measure approximately 2 cm in size, they come as a matching pair (both halves of the bivalves shell) or as single halves and will come supplied in a packet with an information label.