1. Fisher, A. A.: Atlas of aquatic dermatology. New York-San Francisco-London: Grune & Stratton. 1978.
2. Gouck, H. K.: Protection from ticks, fleas, chiggers, and leeches. Arch. Derm. 93, 112 (1966).
3. Habermehl, G.: Gift-Tiere und ihre Waffen, 2. Aufl. Berlin-Heidelberg-New York: Springer. 1977.
4. Halstead, B. W.: Poisonous and venomous marine animals. Vol. I. Washington, D. C.: U.S. Govt. Printing Office. 1965.
5. Halstead, B. W.: Poisonous and venomous marine animals. Vol. II. Washington, D.C.: U.S. Govt. Printing Office. 1967.