 
			| Species (N=5) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) | 
|---|---|---|---|---|---|---|---|
| Batrachuperus mustersi | 32.3 | 67.7 | 377 | 211 | 612 | 619 | 11.0 | 
| Hynobius leechii | 32.6 | 67.4 | 370 | 221 | 626 | 597 | 7.1 | 
| Hynobius nebulosus | 32.2 | 67.8 | 368 | 220 | 624 | 612 | 14.2 | 
| Onychodactylus fischeri | 29.1 | 70.9 | 325 | 203 | 654 | 633 | 17.0 | 
| Salamandrella keyserlingii | 33.1 | 66.9 | 370 | 232 | 612 | 607 | 8.0 | 
