The Edinburgh Mouse Atlas:
Theiler Stage Selection

The nomenclature database holds a complete description of the anatomical components at each Theiler stage. See the staging criteria for details.

Please select a Theiler stage:
click on "TS ?" for the anatomy and "link" for the staging diagram.

(alternative pictorial index)

Standard Anatomical Nomenclature dpc Diagram XML
TS 1: One-cell egg 0-1 link ts01.xml
TS 2: Dividing egg 1 link ts02.xml
TS 3:  Morula 2 link ts03.xml
TS 4:  Blastocyst (ICM apparent) 3 link ts04.xml
TS 5:  Blastocyst (zona-free) 4 link ts05.xml
TS 6:  Attachment of blastocyst 4.5 link ts06.xml
TS 7:  Implantation and formation of egg cylinder 5 link ts07.xml
TS 8:  Differentiation of egg cylinder 6 link ts08.xml
TS 9:  Advanced endometrial reaction 6.5 link ts09.xml
TS 10:  Amnion 7 link ts10.xml
TS 11:  Neural plate, presomite stage 7.5 link ts11.xml
TS 12:  First somites 8 link ts12.xml
TS 13:  Turning of the embryo 8.5 link ts13.xml
TS 14:  Formation and closure of anterior neuropore 9 link ts14.xml
TS 15:  Formation of posterior neuropore; forelimb bud 9.5 link ts15.xml
TS 16:  Closure of posterior neuropore; hind limb bud and tail bud 10 link ts16.xml
TS 17:  Deep lens indentation 10.5 link ts17.xml
TS 18:  Closure of lens vesicle 11 link ts18.xml
TS 19:  Lens vesicle completely separated from surface 11.5 link ts19.xml
TS 20:  Earliest signs of fingers 12 link ts20.xml
TS 21:  Anterior footplate indented 13 link ts21.xml
TS 22:  Fingers separate distally 14 link ts22.xml
TS 23:  Toes separate 15 link ts23.xml
TS 24:  Reposition of umbilical hernia 16 link ts24.xml
TS 25:  Skin wrinkled 17 link ts25.xml
TS 26:  Long whiskers 18 link ts26.xml
TS 27:  Newborn mouse 19 link  
TS 28:  Post-natal development >19 link  

Dr. D. R. Davidson & Dr. R. A. Baldock (MRC project leaders)
Dr. J. B. L. Bard & Prof. M. H. Kaufman (Dept. Anatomy)
Dr. Richard Baldock (Web/DB problems)
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Document last modified:Friday, 25-Oct-2002 14:11:15 BST