Diagrams of the life cycles of the Hypermastigote and Oxymonad protists described by L. R. Cleveland:

(summarized in Cleveland, 1956. J. Protozool. 3:161-180):

(drawn by Rosie Redfield to illustrate predicted changes in DNA content)

Hypermastigotes:

• Macrospironympha (diploid)
• Rhynchonympha (diploid)
• Trichonympha (haploid)
• Urinympha (diploid)
• Leptospironympha (haploid)
• Eucomonympha (haploid)
• Barbulanympha (haploid)

Oxymonads:

• Notila (diploid)
• Oxymonas (haploid)
• Saccinobaculus (haploid)
• Pyrsonympha/Dinenympha (polyploid)

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