Operculigera Clamp, 1991

Clamp, John C. & Kane, John R., 2003, Redescription of Four Species of Lagenophryid Peritrichs (Ciliophora) from Australia and New Guinea, With Descriptions of Two New Species, Records of the Australian Museum 55 (2), pp. 153-168 : 155

Operculigera Clamp, 1991

Diagnosis. Solitary, loricate, with lorica aperture consisting of simple opening without either folded lips at its anterior and posterior edges or invaginated collar of lorica material (loricastome). Aperture closable by means of a flat operculum of lorica material and usually surrounded partially or completely by thickened wall of lorica material (vallum) that projects vertically from dorsal surface of lorica. Edge of peristomial lip of trophont associated with anteroventral edge of operculum. Anterior part of myonemal band within peristomial lip thickened. Macronucleus cylindroid, either long or short, often folded compactly, and varying in shape and location between species.

Type species. Operculigera montanea Kane, 1969 by designation ( Clamp, 1991).

Generic Composition. The following species are currently assigned to Operculigera : O. asymmetrica Clamp, 1991 ; O. carcini Clamp, 1992 ; O. haswelli n.sp.; O. inornata n.sp.; O. insolita Clamp, 1991 ; O. madagascarensis Clamp, 1992 ; O. montanea Kane, 1969 ; O. obstipa Clamp, 1991 ; O. parastacis Jankowski, 1986 ; O. seticola Clamp, 1991 ; O. striata Jankowski, 1986 ; O. taura Clamp, 1991 ; O. velata Jankowski, 1986 ; O. zeehanensis Kane, 1969 .