1. The genus Gibbirhynchia in the British Domerian;Ager,1954
2. The geographical distribution of brachiopods in the British Middle Lias;Ager;Quart. J. Geol. Soc. London,1956
3. Field meeting in the central Cotswolds;Ager,1956
4. Geographical factors in the definition of fossil species;Ager,1956
5. Lower Jurassic brachipods from Turukey;Ager;J. Paleontol.,1959