Article: A review of species names for Ammonia and Elphidium, common foraminifera along the Texas Gulf Coast.

Emile A. Pessagno Jr. (*)

Abstract.--Species names for Ammonia and Elphidium have continually changed since these taxa were first described in Texas coastal environments. As a result, classification is problematic and the literature is inconsistent. The purpose of this paper is to evaluate the taxonomic status of species currently assigned to Ammonia and Elphidium. This task has been accomplished through extensive literature review and through comparison of specimens from this study with those in the Cushman Collection at the National Museum of Natural History. Most Elphidium found along the Texas coast are assignable to either Elphidium gunteri or E. excavatum, ...

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