Articles (10)
- The biology of *Paramecium*. 2nd ed.Ralph Wichterman (1985): The biology of *Paramecium*. 2nd ed. – Plenum Press, New York, London – : 1 - 599.
- Mating types, breeding system, conjugation and nuclear phenomena in the marine ciliate Euplotes…Ralph Wichterman (1967): Mating types, breeding system, conjugation and nuclear phenomena in the marine ciliate Euplotes cristatus Kahl from the Gulf of Naples – J. Protozool. – 14: 49 - 58.
- Description and life cycle of Euplotes neapolitanicus sp. nov. (Protozoa, Ciliophora, …Ralph Wichterman (1964): Description and life cycle of Euplotes neapolitanicus sp. nov. (Protozoa, Ciliophora, Hypotrichida) from the Gulf of Naples – Trans. Am. microsc. Soc. – 83: 362 - 370.
- Survival and reproduction of Paramecium after X-irradiationRalph Wichterman (1961): Survival and reproduction of Paramecium after X-irradiation – J. Protozool. – 8: 158 - 161.
- The common occurence of micronuclear variation during binary fission in an unusual race of…Ralph Wichterman (1954): The common occurence of micronuclear variation during binary fission in an unusual race of Paramecium caudatum – J. Protozool. – 1: 54 - 59.
- A new ciliate from a coral of Tortugas and its symbiotic zooxanthellaeRalph Wichterman (1942): A new ciliate from a coral of Tortugas and its symbiotic zooxanthellae – Pap. Tortugas Lab. – 33: 105 - 111.
- Intestinal protozoa from galapagos tortoises (with descriptions of three new species)Q.M. Geiman, Ralph Wichterman (1937): Intestinal protozoa from galapagos tortoises (with descriptions of three new species) – J. Parasitol. – 23/4: 331 - 347.
- Division and conjugation in Nyctotherus cordiformis (Ehr. ) Stein (Protozoa, Ciliata) with…Ralph Wichterman (1937): Division and conjugation in Nyctotherus cordiformis (Ehr.) Stein (Protozoa, Ciliata) with special reference to the nuclear phenomena – J. Morphol. – 60: 563 - 611.
- A new protozoan parasite, Nyctotherus cheni n. sp. (Ciliata), from Chinese frogsRalph Wichterman (1934): A new protozoan parasite, Nyctotherus cheni n. sp. (Ciliata), from Chinese frogs – J. Parasitol. – 26: 163 - 166.
- A new species of Nyctotherus (Protozoa, Ciliata) from a Chinese frogRalph Wichterman (1933): A new species of Nyctotherus (Protozoa, Ciliata) from a Chinese frog – J. Parasitol. Urbana – 20: 122.