Dear Niels,

Both the reviewers have thoroughly reviewed the manuscript and given their comments.Kindly incorporate the changes which you have mentioned in your response to reviewers comments and submit the revised manuscript.

Dear Authors,
Kindly go through the comments from the reviewer and submit the revised manuscript for a final decision. You have made substantial improvement in the text, however some clarity is required at few places as mentioned by the reviewer.

sincerely
Aninda Mazumdar

Dear Dr.Niels

I am happy to inform you that your article titled "Shell chemistry of the Boreal Campanian bivalve Rastellum diluvianum (Linnaeus, 1767) reveals temperature seasonality, growth rates and life cycle of an extinct Cretaceous oyster" by Winter et al., is accepted for publication in Biogeosciences. Thanks for your point by point response to the reviewer comments which have been found satisfactory. Kindly contact us if you have any questions regarding your manuscript.

sincerely

Aninda Mazumdar