Template:Keibel vertebrate series
From Embryology
- Keibel Vertebrate Series: 1 Pig (1897) | 2 Chicken | 3 Lungfish | 4 Sand Lizard | 5 Rabbit | 6 Deer | 7 Tarsiers | 8 Human (1908) | 9 Northern Lapwing | 10 South American and African Lungfish| 11 Salamander