The third part of this essay review lists another 49 new generic and subgeneric names all but 14 of which are not found in volume L of the Treatise on Invertebrate Paleontology. This indicates that production of papers on Mesozoic ammonites continues at an accelerating rate. This review deals first with ammonite studies of a more general scope, then with those on Triassic, Jurassic, and Cretaceous Ammonoidea in chronological order.

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