In Depth
With the first individuals initially described as a species of the Cancer genus, Metacarcinus is a genus of crab that not only has some living species today, but a number of prehistoric ones too. Some of these species such as M. starri and M. goederti are known from deposits as old as the Oligocene period.
Further Reading
- A new crab (Brachyura: Cancridae) from Lower Miocene rocks of the Northwestern Olympic Peninsula, Washington. - Journal of Paleontology 70 (5): 830–835. - Ross E. Berglund & James L. Goedert - 1996. - Re-evaluation of the Cancridae Latreille, 1802 (Decapoda: Brachyura) including three new genera and three new species. - Contributions to Zoology 69 (4): 223–250. - Carrie E. Schweitzer & Rodney M. Feldmann - 2000.