FIGURE 8 in Taxonomic revision of the species of Parvanachis Radwin, 1968 (Gastropoda: Columbellidae) from the Gulf of Panama

FIGURE 8. Parvanachis shells. All are preserved specimens, so some dark areas on the body whorls of the shells are the coloring of the preserved animal visible through the shell. Scale bar = 1 mm. A–D. Parvanachis adamsi, n. sp. A. Holotype, USNM 1231317, Chumical. B–C. Paratypes, USNM 1231319, Chumical. D. Paratype, USNM 1231318, Punta Calafate. E–H. Parvanachis nigricans. E–F. USNM 1231328, Isla Taboga. G–H. USNM 1231329, Isla San Pedro Gonzales, Islas Perlas.