Cyrena inflata Philippi, 1851
Philippi, 1851. Z. Malak.: 71.

Polymesoda (Egeta) inflata — Martens (1900), Olsson (1961), Keen (1971)
Polymesoda inflata — WoRMS (2012), OBIS (2012)
Geloina inflata — OBIS (2012)

Cyrena maritima C.B. Adams, 1852
C.B. Adams, 1852. Ann. Lyc. Natur. Hist. 5: 499.
(homonym of Cyrena maritima d’Orbigny, 1853)

Polymesoda (Cyrenocapsa) maritima — Martens (1900)
Polymesoda maritima — Morrison (1946)
Polymesoda (Egeta) inflata — Olsson (1961), Keen (1971)

Cyrena cordiformis Récluz, 1853
Récluz, 1853. J. de Conch. 4: 251, pl. 7, fig. 9.
(renamed Cyrena recluzii Prime, 1865)
Type(s): SYNTYPE MNHN_MP_3367_02, [no locality available].

Polymesoda (Egeta) inflata var. cordiformis — Martens (1900)
Polymesoda (Egeta) inflata — Olsson (1961), Keen (1971)

Cyrena dura Deshayes, 1854
Deshayes, 1854. Proc. Zool. Soc. London: 20, sp. 29.

Polymesoda (Egeta) inflata — Keen (1971)

Cyrena (Anomala) angulata Deshayes, 1854
Deshayes, 1854. Proc. Zool. Soc. London: 22, sp. 39.
(renamed Cyrena tumida Prime, 1865)

Polymesoda (s.s.) angulata — Martens (1900)
Polymesoda (Egeta) inflata — Keen (1971)

Cyrena (Anomala) inflata Deshayes, 1854
Deshayes, 1854. Proc. Zool. Soc. London: 23, sp. 40.
(homonym of Cyrena inflata Philippi, 1851; renamed Cyrena panamensis Prime, 1860)

Polymesoda (Egeta) inflata var. panamensis — Martens (1900)
Polymesoda (Egeta) inflata — Olsson (1961), Keen (1971)

Cyrena panamensis Prime, 1860
Prime, 1860. Proc. Acad. Nat. Sci. 12: 283.
Prime, 1861. J. de Conch. 9: 40.
(new name for Cyrena (Anomala) inflata Deshayes, 1854)

Polymesoda (Egeta) inflata var. panamensis — Martens (1900)
Polymesoda (Egeta) inflata — Olsson (1961), Keen (1971)

Cyrena recluzii Prime, 1865
Prime, 1865. Smithsonian Misc. Coll. (145): 24, fig. 19.
(new name for Cyrena cordiformis Récluz, 1853)

Polymesoda (Egeta) inflata var. cordiformis — Martens (1900)
Polymesoda (Egeta) inflata — Olsson (1961), Keen (1971)

Cyrena tumida Prime, 1865
Prime, 1865. Smithsonian Misc. Coll. (145): 26.
(new name for Cyrena (Anomala) angulata Deshayes, 1854)

Polymesoda (s.s.) angulata — Martens (1900)
Polymesoda (Egeta) inflata — Keen (1971)

Cyrena cardiformis Sowerby, 1878
Sowerby, 1878. Conch. Icon. 20: pl. 8, figs. 27a-b.

Polymesoda (Egeta) anomala — Olsson (1961)
Polymesoda (Egeta) inflata — Keen (1971)

Cyrena isocardioides Dall, 1909
Dall, 1909. Proc. U.S. Nat. Mus. 37(1704): 159, pl. 26, fig. 4.
(misidentified reference to Cyrena (Anomala) isocardioides Deshayes, 1854)

Polymesoda (Egeta) inflata — Olsson (1961)

Polymesoda joseana Morrison, 1946
Morrison, 1946. Smithsonian Misc. Coll. 106(6): 44, pl. 1, figs. 12-14.

Polymesoda joseana — Morrison (1946)
Polymesoda (Egeta) inflata — Olsson (1961), Keen (1971)

Cyrena maritima Sowerby, 1878
Sowerby, 1878. Conch. Icon. 20: pl. 8, fig. 30.
(reference to Cyrena maritima C.B. Adams, 1852)

Polymesoda (Egeta) inflata var. cordiformis — Martens (1900)