Table 2.
Features and details of human fetuses.
| Fetuses | Crown–rump length (mm) | Plane of section | Weeks of development |
|---|---|---|---|
| H-23 | 33 | Transversal | 9 |
| MA-4 | 35 | Transversal | 9 |
| X-12 | 35 | Transversal | 9 |
| CA-1 | 35 | Transversal | 9 |
| RI-1 | 36 | Transversal | 9 |
| BB-1 | 39 | Transversal | 9 |
| H-19 | 39 | Transversal | 9 |
| GV-3 | 41 | Transversal | 10 |
| AM-1 | 41 | Transversal | 10 |
| PE-7 | 41 | Transversal | 10 |
| ZO-1 | 42 | Transversal | 10 |
| AS-1 | 44 | Transversal | 10 |
| GV-1 | 45 | Transversal | 10 |
| MA-3 | 46 | Transversal | 10 |
| SA-3 | 48 | Transversal | 10 |
| MA-2 | 50 | Transversal | 11 |
| X-8 | 50 | Sagittal | 11 |
| MA-1 | 52 | Transversal | 11 |
| BB-3 | 53 | Transversal | 11 |
| X-11 | 53 | Transversal | 11 |
| H-4 | 62 | Transversal | 12 |
| SA-4 | 63 | Transversal | 12 |
| PE-3 | 70.5 | Transversal | 12 |
| JM-1 | 80 | Transversal | 13 |
| OL-1 | 83 | Transversal | 13 |
| ZO-2 | 102 | Sagittal | 14 |
| BU | 113 | Transversal | 14 |