1. Studies on the composition of extracts of the reproductive glands of Agrolimax reticulatus, the grey field slug (Pulmonata, Stylomatophora);Bayne;Comp. Biochem. Physiol,1967
2. The anatomy and functional morphology of the reproductive system in the opisthobranch mollusk Phyllaplysia taylori Dall, 1900;Beeman;Veliger,1970
3. Gastropods: Opisthobranchia;Beeman,1977
4. The mechanism of oviposition on Limnaea stagnalis L;Bretschneider;Proc. K. ned. akad. Wet. Ser. C,1948
5. Studies on the organs of reproduction in the nudibranchiate mollusks, with special reference to Embletonia fuscata Gould;Chambers;Bull. Am. Mus. Nat. Hist,1934