CONTENTS 



Page 



Abstract 1 



Introduction 1 



Acknowledgments : 1 



Lower Cretaceous Ostracoda from wells in central and 



northeastern North Carolina 2 



Ostracoda from the Atkinson Formation 5 



Trinity Ostracoda described by Vanderpool 8 



Systematic descriptions of Ostracoda 8 



Cytherellidae _ 8 



Cytherella 8 



CythereUoidea 12 



Bairdiidae 12 



Bairdia 12 



Paracyprididae 13 



Paracypris 13 



Ilyocyprididae 15 



Cypridea 15 



Cytherideidae 17 



Paracijprideis ( ? ) 17 



Fossocytheridea 17 



Haplocytkeridea 21 



Clithrocytheridea 22 



Dolocytheridea 22 



Perissocytheridea 23 



Schideridea 23 



Asciocythere 26 



Eucythere 27 



Eucytheroides 28 



Brachycytheridae 28 



Brachycythere 28 



Alatacythere 29 



Trachyleberidae 29 



Cythereis 30 



Cytheruridae 35 



Eocytheropteron 35 



Orthonotacythere 40 



Loxoconchidae 41 



Loxoconcha 41 



References —41 



Page 



TABLE 1. Correlation of strata in North Carolina wells ... - 2 



2. Occurrence of Ostracoda in North Carolina wells 



discussed in this report 5 



3. Occurrence of Ostracoda in Alabama, Florida, and 



Georgia wells 8 



