- Genitourinary Development
- This tutorial correlates embryology with congenital anomalies. It includes illustrations and some movies.
- Development of the Human Heart
- From Loyola University Chicago. This site describes the normal development of the human heart and some congenital abnormalities. The text is accompanied by illustrative figures.
- Embryo Images
- This site employs scanning electron micrographs to illustrate mammalian embyology. The micrographs are accompanied by text and line drawings.
- International Society of Developmental Biologists
- Developmental Biology
(NCBI Bookshelf, Gilbert)