436. Eucallista purpurata (Lamarck, 1818) ★

Bathymetric distribution: 0–15 m —SW.

Geographical distribution: Brazil (ES) to Argentina (Golfo de San Matías)—B/A.

References: Lamarck (1818), Clench (1942), Fischer–Piette & Testud (1967b), Rios (1994, 2009), Scarabino (2003), Denadai et al. (2006), Rocha & Matthews–Cascon (2015), Alvarez et al. (2019).