Table 1. Measurements (mm) of forelimbs of Gansus yumenensis (CAGS-IG-04-CM-004, GSGM-05-CM-014) and Yumenornis huangi gen. et sp. nov. (GSGM-06-CM-013).
| Measurement | Specimen |
||
|---|---|---|---|
| CAGS-IG-04-CM-004 | GSGM-05-CM-014 | GSGM-06-CM-013 | |
| Humerus length | 48.0 | 47.8 | 49.9 |
| Ulna length | 49.1 | 51.1 | 52.9 |
| Ulna midshaft width | 2.9 | 3.0 | 3.6 |
| Radius length | 46.7 | 48.9 | 49.7 |
| Radius midshaft width | 1.6 | 1.7 | 2.0 |
| Carpometacarpus length | 23.2 | 23.7 | 27.0 |
| Metacarpal II width | 1.8 | 1.4 | 2.0 |
| Metacarpal III width | 0.8 | 0.7 | 0.9 |
| Phalanx I-1 length | 8.8 | 9.6 | 10.9 |
| Phalanx I-2 length | 3.9 | 3.6e | 5.4 |
| Phalanx II-1 length | 9.7 | — | 12.1 |
| Phalanx II-2 length | 9.0 | — | 11.5 |
| Phalanx II-3 length | 3.2 | 2.8 | 4.2 |
| Phalanx III-1 length | — | — | 6.7 |
| Phalanx III-2 length | — | 5.8 | 6.3 |
e Estimated value.