Aetostreon Explained

Aetostreon is an extinct genus or subgenus within the genus Exogyra of fossil marine oysters in the family Gryphaeidae.

Select species

• †Aetostreon latissimum (Lamarck, 1801)
• †Aetostreon pilmatuegrossum Rubilar & Lazo, 2009^[1]
• †Aetostreon subsinuatum (Leymerie 1842)

Notes and References

1. Rubilar . A.E . Lazo . E.B. . 2009 . Description of Aetostreon pilmatuegrossum sp. nov. from the Lower Cretaceous of Argentina (Neuquén Basin), and significance of the conservative left valve morphology in oysters of the genus Aetostreon Bayle . Cretaceous Research. 30. 3. 727–748. 10.1016/j.cretres.2008.12.013. 11336/92705 . free .