The structures are almost surely concretions and certainly not
inoceramids. Although inoceramids have all the features David
Campbell discussed, the large members of the family are all extremely
flat forms ; ie, they could never the degree of inflation shown in
the pictures.
Cheers, Peter Harries
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______________________________________________________________________________
Peter J. Harries Tel: (813) 974-4974
Dept. of Geology Fax: (813) 974-2654
University of South Florida
4202 E. Fowler Ave., SCA 528
Tampa, FL 33620-5201