1. On the histological differentiation of the larvae of Pisione remota (Pisionidae, Polychaeta);Åkesson;Acta Zool. (Stockholm),1961
2. The embryology of Tomopteris helgolandica (Polychaeta);Åkesson;Acta Zool. (Stockholm),1962
3. The comparative morphology and embryology of the head in scale worms (Aphrodite, Polychaeta);Åkesson;Ark. Zool.,1963
4. On the eyes of Tomopteris helgolandica;Åkesson;Acta Zool. (Stockholm),1964
5. On the nervous system of the Lopadorhynchus larva (Polychaeta);Åkesson;Ark. Zool., Ser.,1967