| TABLE 1. Modern counting categories. | |
| Categories | |
| 1 | Orbulina universa |
| 2 | Globigerinoides |
| 3 | Globigerinoides sacculifer |
| 4 | Sphaeroidinella |
| 5 | Globigerina aequilateralis |
| 6 | Globigerina bulloides |
| 7 | Globigerina falconensis |
| 8 | Globigerina rubescens |
| 9 | Turborotalita quinqueloba |
| 10 | Neogloboquadrina pachyderma (s) |
| 11 | Neogloboquadrina pachyderma (d) |
| 12 | Neogloboquadrina dutertrei |
| 13 | Globorotalia |
| 14 | Globorotalia crassaformis |
| 15 | "dupac" |
| 16 | Globorotalia hirsuta |
| 17 | Globorotalia scitula |
| 18 | Globorotalia menardii |
| 19 | Globigerinita glutinata |
| 20 | Globigerina digitata |
| 21 | Other |