QO The Sexual Organization of the Rhizocephala. 



List of Literature. 



1. Darwin, C, A Monograph of the Cirripedia. 2 vols. Ray Society. 1851 and 1854. 



2. , Various Contrivances by which Orchids are fertilized by Insects. Second Edit. 1899. 



3. , Effects of cross- and self-fertilization in Plants. Second Edit. 1900. 



4. Lilljeborg, W., Supplement au memoire sur les genres Liriope et Peltogaster. in: N. Acta Soc. Sc. Upsa- 



lensis (3) Vol. 3 p. 73 ISO I. 



5. Muller, F., Die Rhizocephalen, eine neue Gruppe schmarotzender Kruster. in: Arch. Naturg. 28. Jahrg. 



p. 1 1S02. 



6. Sars, M., Bidrag til Kundskab om Kristianiafjordens Fauna. 2. udgivet af G. O. Sais. Christiania 



p. 41 1S70. 



7. Giard, A., Sur les Cirripedes rhizocephales. in: C. R. Acad. Sc. Paris Tome 77 p. 945 1873. 



8. Hoek, P., Report on the Cimpedia. in: Rep. Challenger Part 25 1883. 



9. Delage, Y., Evolution de la Sacculine. in: Arch. Z. Exper. (2) Tome 2 p. 417 1884. 



10. Hoek, P., SiiIon Ckallengeri. in: Rep. Challenger Part 52 Appendix A p. 919 1888. 



11. Gruvel, A., Etude du male complementaire de Scalpellum vulgare. in: Arch. Biol. Tome 16 1899. 



12. Bonilier, J., Contribution a l'etude des Epicaricles. in: Trav. Stat. Z. Wimereux Tome 8 1900. 



13. Duboscq, O., Sur revolution du testicule de la Sacculine. in: Arch. Z. Exper. (3) Tome 9 p. XVII 1901. 



14. Coutiere, A., Sur un type nouveau de Rhizoccphale etc. in: C. R. Acad. Sc. Paris Tome 134 pp. 913, 



1452 1902; and in: C. R. Soc. Biol. Paris Tome 54 pp. 447, 625, 724 1902. 



15. Gruvel, A., Monographie des Cirripedes. Paris 1905. 



