1. Further observations on the development of the sympathetic nervous system in the chick;Abel;J. Anat.,1912
2. The effects of antero-posterior reversal of lengths of the primitive streak in the chick;Abercrombie;Phil. Trans. Roy. Soc.,1950
3. On an embryonic appendage of the claws of the amniota, probably of an adaptive nature;Agar;Anat. Anz.,1910
4. Progressive acceleration in embryonic hearts;Alexander;J. Exptl. Zool.,1941
5. Developmental correlations between the eye and associated structures;Amprino;J. Exptl. Zool.,1951