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| Families | Genera | Species |
| Publications | Localities | Lithostratigraphy |
| Author | : | ROEMER 1849 |
| Original genus | : | Orbitolina |
| Current genus | : | Orbitolina |
| Type(s) | : | "Trinity Gp, Glen Rose Limestone", Lower Albian, Comal County, 5.1-5.3 mls by road south of Fischer's Store, on road to Crane's Mill (Texas, USA) |
| 1954 | Orbitolina texana (Roemer) subsp. whitneyi Carsey -- FRIZZELL , p. 80, pl. 7: 33 |