OZAWAINELLA Thompson, 1935

Type species: Fusulinella angulata Colani, 1924 (*618), p. 74; OD.

Ozawainella Thompson, 1935 (*3180), p. 114. Moscoviella K. V. Miklukho-Maklay, 1952 (*2133), p. 991; type species: Ozawainella mosquensis Rauzer-Chernousova, in Rauzer-Chernousova et al., 1951 (*2532), p. 136; OD.

Test small, maximum diameter from 1 mm to 4 mm, discoidal, planispiral, and involute throughout, with sharply angular periphery, septa numerous, radial or slightly projecting forward; wall calcareous, with thin dark tectum, thin diaphanotheca, and heavier less dense upper and lower tectoria, chomata bordering a straight tunnel are developed throughout growth and may be massive and asymmetrical, sloping steeply toward the tunnel and very gently toward the sides. U. Carboniferous (Namurian) to Permian; cosmopolitan.