Cornuspirinae Schultze 1854

Subfamily CORNUSPIRINAE Schultze, 1854 Test small, discoid to inflated, and small- to moderatesized. Undivided deuteroloculus showing generally two types of coiling with one at least which is planispiral, streptospiral or agathamminoid and involute often becoming evolute in the last whorls. Initial coiling glomospiral/streptospiral, sometimes agathamminoid or quinqueloculine. Lumen of chamber reniform or semicircular. Pseudosepta absent or rarely present in a few taxa. Wall porcelaneous, unilamellar. Aperture terminal, simple, at the extremity of the deuteroloculus. Composition: Cornuspira Schultze, 1854; Eoglomospiroides Reitlinger in Vdovenko et al., 1993; Eoturrispiroides Kobayashi & Vachard, 2022; Glomomidiella Vachard, Rettori, Angiolini & Checconi, 2008; Hemigordiellina Marie in Deleau & Marie, 1961; Kozhimia Igonin, 1998; Megacrassispirella Zhang in Zhang et al., 2016; Olgaorlovella Vachard, Krainer & Lucas, 2015; Postcladella Krainer & Vachard, 2011; Pseudoagathammina Lin, Li & Sun, 1990; Rectocornuspira Warthin, 1930; Turrispiroides Reitlinger in Rauzer-Chernousova & Fursenko, 1959.