Publication Pilsbry & Zetek (1931): summary

Full Citation

Pilsbry, H.A. & J. Zetek. 1931. A Panamic Cyrenoida. Nautilus 45: 69. https://www.biodiversitylibrary.org/page/8527900.

Attributed Nominal Species

Cyrenoida panamensis Pilsbry & Zetek, 1931 = Cyrenoida panamensis

Pilsbry & Zetek, 1931. Nautilus 45: 69, pl. 3, fig. 4.