Comparisons of Human and Mouse Development

 
Human
Mouse
Carnegie Stage
Size (mm) Greatest Length
Theiler Stage
Days post conception

Size (mm) Crown-rump
11
1.4 - 5
9 - 9.5
2.1
3 - 5.4
9.5 - 10.25
2.5
3.9 - 6
10.25 - 10.5
3.6
4.9 - 8.2
10.5
4.1
6 - 11
11
4.6
7 - 12.2
11.5
6 - 7
10 - 14.5
12
7
11.7 - 17.2
12.5 - 13
8.2
15.5 - 21.5
12.5 - 13
8.2
18 - 23
13.5 - 14
9.1
20 - 26.4
13.5 - 14
9.1
23.4 - 27.5
13.5 - 14
9.1
23 - 32.2
13.5 - 14
9.1
17.5 - 18
17.8

(nb figures are approximations, as are the equivalences). Adapted from Kaufman MH (1992) The Atlas of Mouse Development. Academic Press, London.