Type and reference collection to Bolli, H.M. (1980a). Calcisphaerulidae and Calpionellidae from the upper Jurassic and lower Cretaceous of Deep Sea Drilling Project Hole 416A, Moroccon Basin. Init. Rep. DSDP 50:525-543. The collection contains 5 SEM stubs, the SEM session protocols, and SEM contact prints.

 

Standort

 

 

 

Type and reference collection to Bolli, H.M. (1980b). Aptian calcareous spherules incertae sedis from Deep Sea Drilling Project Leg 51, Hole 417D, Bermuda Rise. Init. Rep. DSDP 51:847-849.

 

One SEM preparation including SEM session protocol.

 

Standort