Wikipedia
Metacarcinus
Metacarcinus is a genus of crabs formerly included in the genus Cancer. It includes nine exclusively fossil species and five extant species, of which four are also known from the fossil record. The monophyly of this genus was not supported by a molecular study using the cytochrome oxidase I gene.
Included species:
- Metacarcinus anthonyi (Pliocene to Recent)
- † Metacarcinus danai (Miocene, California)
- † Metacarcinus davidi (Miocene to Pliocene, California)
- Metacarcinus edwardsii
- † Metacarcinus goederti (Oligocene, Alaska)
- Metacarcinus gracilis (Pliocene to Recent)
- Metacarcinus granti
- † Metacarcinus izumoensis (Miocene, Japan)
- † Metacarcinus jenniferae (Middle Pliocene, California)
- Metacarcinus magister (Pliocene to Recent)
- † Metacarcinus minutoserratus (Pliocene, Japan)
- Metacarcinus novaezelandiae
- † Metacarcinus starri (Early Oligocene, Washington)