Guettard's (1770) usage is a possible senior homonym to Penicillus Bruguière 1789 in Mollusca. Unlikely to have ... [details]
Guettard (1770:59) describes genus Penicillus based on two prior workers - Mazeas (probably the senior Maseas = ... [details]
Knight-Jones & Perkins (1997) do not mention Guettard's usage of 'Penicillus' in their revision of Sabella, but it ... [details]