Genus PYRGO Defrance,
in de Blainville, 1824

Figure 4.

Pyrgo elongata (d'Orbigny), 1826
Figure 4.1

v. 1826 Biloculina elongata d'Orbigny, 1826, p. 298, No. 4.

v. 1929 Pyrgo elongata (d'Orbigny). Cushman, 1929, p. 70, pl. 19, figs. 2, 3. Bock, 1971, p. 23, pl. 8, figs. 1, 2.

This species occurs in Bermuda lagoons and backreef and reefs of Florida-Bahamas.

Pyrgo subsphaerica (d'Orbigny), 1839a
Figure 4.2

v. 1839 Biloculina subsphaerica (d'Orbigny), 1839a, p. 162, pl. 8, figs. 25-27.

v. 1929 Pyrgo subsphaerica (d'Orbigny). Cushman, 1929, p. 68, pl. 18, figs. 1, 2. Bock, 1971, p. 24, pl. 8, fig. 15.

This species occurs in lagoons of Bermuda and Florida-Bahamas, as well as in backreef and reefs of Panama.