Project 4746: M. M. Yacobucci. 1999. Plasticity of Developmental Timing as the Underlying Cause of High Speciation Rates in Ammonoids. An example from the Cenomanian Western Interior Seaway of North America. Advancing Research on Living and Fossil Cephalopods. null:59-76.

Specimen reference source
Unvouchered

Taxonomic name
† Calycoceras

Specimen created by
Brooke Long-Fox

Specimen created on
July 12 2023 at 21:02:30

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