†Lyonsia (Endomargarus)
Bivalvia - Pandorida - Lyonsiidae
Alternative spelling: Endomargarus
Parent taxon: Lyonsia according to L. R. Cox et al. 1969
See also Sepkoski 2002
Sister taxa: Lyonsia arenosa, Lyonsia californica, Lyonsia heberti, Lyonsia hyalina, Lyonsia pakistanica, Lyonsia subaequilateralis, Lyonsia venturaensis
Subtaxa: none
Distribution: there are no occurrences of Lyonsia (Endomargarus) in the database