| Main Ref. | 28023 | |
| Sex | female | Data Ref. |
| Wmax | 1.1 t total weight | |
| Lmax (cm) | 550 WD | |
| Tmax (y) | ||
| Locality | Galapagos. | |
| Country | Galapagos Is. | |
| Comments | A female of 550 cm width and weighing 1050 kg was collected in June and was carrying a well-developed embryo of 12.7 kg. | |