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Spirotrichea: Stichotrichida: Oxytrichidae

Histriculus
(Sterki, 1878) Corliss, 1960

Genus: Oral cavity not wide; 2 oval macronuclei; marginal cirri confluent at rear; frontventral cirri not linear; body firm, not laterally flexible (Illustrated Guide, 1985). a large AZM at least 1/2 body length; caudal & transverse cirri present; two ovoid macronuclei (Carey, 1992).
Intact cells, dog-eat-dog, macronuclei, cyst
Histriculus Histriculus Histriculus Histriculus

Cell division, conjugation
Histriculus Histriculus




Histriculus sp. (or Stylonychia but marginal cirri confluent at rear)
Histriculus Histriculus

Similar Genus ->> Stylonychia; Oxytricha


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