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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Opistocysta

Opistocysta Cernosvitov, 1936 (ref. ID; 6913) reported auhor and year? (ref. ID; 6616) or Opisthocysta (ref. ID; 1923)

Family Opistocystidae (ref. ID; 6616, 6913)

ref. ID; 1923

Septa well developed; ventral setae "crotchet", with a swelling, the nodulus; without ventral hair setae. Penis well developed; gonads in segments 21 and 22; spermathecae posterior to the gonads; lateral commissural blood vessels in all body segments. (ref. ID; 1923)
  1. Opisthocysta flagellum (Leidy) (ref. ID; 1923)
  1. Opistocysta funiculus Cordero, 1948 (ref. ID; 6616, 6913)

Opisthocysta flagellum (Leidy) (ref. ID; 1923)

Descriptions

This species resembles a Pristina with its anterior proboscis and the dorsal seta beginning in the second segment. It is easily distinguished by its peculiar posterior gills. (ref. ID; 1923)