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Biparetis
Taxonomy
Biparetis was named by Amsden (1974) [Sepkoski's age data: O Ashg-u S Ldov-l Sepkoski's reference number: 538,764,975].
It was assigned to Laptaenidae by Amsden (1974); to Leptaenidae by Temple (1987); to Furcitellinae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was assigned to Laptaenidae by Amsden (1974); to Leptaenidae by Temple (1987); to Furcitellinae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Species