S
GigantostreaW
Gigantostrea
GryphaeidaeW
Gryphaeidae
A
AetostreonW
Aetostreon
ExogyraW
Exogyra
B
Giant honeycomb oysterW
Giant honeycomb oyster
GryphaeaW
Gryphaea
C
Gryphaea arcuataW
Gryphaea arcuata
Gryphaea dilatataW
Gryphaea dilatata
D
HyotissaW
Hyotissa
Hyotissa semiplanaW
Hyotissa semiplana
E
NeopycnodonteW
Neopycnodonte
Neopycnodonte cochlearW
Neopycnodonte cochlear
F
PycnodonteW
Pycnodonte
TexigryphaeaW
Texigryphaea