1. Andersson, A., 1979: Cerebral sensory organs in ostracodes (Crustacea). Thesis, Lund.
2. Claus, C., 1891: Das Medianauge der Crustaceen. Arb. Zool. Inst. Univ. Wien9, 225?266.
3. Cohen, E. B., Pappas, G. D., 1969: Dark profiles in the apparently normal central nervous system: A problem in the electron microscopic identification of early anterograde axonal degeneration. J. comp. Neur.136, 375?396.
4. Daday Dee Dees, J., 1895: Die anatomischen Verhältnisse derCyprois dispar, Chyzeri. Természetr. Füz.18, 1?123.
5. Dudley, P. L., 1969: The fine structure and development of the nauplius eye of the copepodDoropygus seclusus Illg. CelluleLXVIII, 7?35.