Hartman catalogue gives the Williams date as 1851, but that is just a preliminary note and the Williams report is ... [details]
The name "Nais filiformis Williams, 1852" does not exist. It arose because in a general work on British annelids ... [details]
Williams spells the genus for his 'arenicoida' Clymenoida on p.209 and Clymene on p.229. It seems reasonable to ... [details]