| G | T |
| geAiry_1830 | geEverest_1830 | geNAD_83 |
| geAustraliean_1965 | geGRS80 | geNorth_American_1927 |
| geBessel_1841 | geHayford_1909 | geWGS72 |
| geClake_1866 | geInternational_1924 | geWGS84 |
| geClake_1880 | geKrasovsky_1940 |
| TEllipsoid | TEllipsoids | |
| TEllipsoidCollectionItem | TGeoEllipsoidType |
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