Conchidium extinctorium (as syn. Eria extinctoria) - Curtis' 97 (Ser. 3 no. 27) pl. 5910 (1871), Walter Hood Fitch, 1871
Illustration of conchidium extinctorium (as syn. Eria extinctoria). Date: 1871.
Author: Walter Hood Fitch (1817-1892) del. et lith. Description by Daniel Oliver (1830–1916)Source: https://commons.wikimedia.org/Loading...