Description of Cyclamminidae
provided by BioPedia
Test planispirally coiled and involute, flattened, with numerous broad chambers per whorl; aperture interiomarginal slit and a series of round pores with elevated rims scattered over the face; wall with very thin outer imperforate layer and prominent inner alveolar layer; 2 Recent genera Cyclammina, Alveolophragmium.
