Children (17 direct children, 19 direct and indirect children):
Pod razor
Ensis siliqua
Atlantic jackknife clam
Ensis directus
Ensis ensis
Razor shell
Ensis arcuatus
Razor shell
Ensis minor
Jackknife clam
Ensis californicus
Ensis americanus
Ensis magnus
Ensis myrae
Ensis macha
Ensis goreensis
Ensis megistus
(tree size 2)
Ensis nitidus
Ensis terranovensis
Ensis tropicalis
Ensis phaxoides
Ensis leei