Search for genus Ptychogena returned 5 results.

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  1. species: Ptychogena antarctica Browne, 1907

    Kingdom: Animalia

  2. species: Ptychogena lactea Agassiz, 1865

    Kingdom: Animalia

  3. species: Ptychogena crocea Kramp & Damas, 1925

    Kingdom: Animalia

  4. species: Ptychogena hyperborea Kramp, 1942

    Kingdom: Animalia

  5. species: Ptychogena californica Torrey, 1909

    Kingdom: Animalia

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