ForfexicarisForfexicaris valida is a species of Lower Cambrian arthropod, the only species in the family Forfexicarididae. It is known from only two specimens from the Maotianshan shale Lagerstätte.DescriptionF. valida had a bivalved carapace, like that seen in ostracod crustaceans, which was long and high. It had a pair of stalked eyes, and a pair of great appendages, which closely resemble those of Occacaris.