III The Classification of Architectural Styles in France According to de Caumont’s “Abécédaire d’Architecture Religieuse”
| Architecture Romaine | Primordiale | From the Vth to the Xth centuries. |
| Secondaire | From the end of the Xth century to the beginning of the XIIth | |
| Tertiaire or transition | XIIth century | |
| Architecture | Primitive | XIIIth century |
| Ogivale | Secondaire | XIVth century |
| Tertiaire | XVth and the first part of the XVIth century |