Genus name Praxilla is a homonym replaced by Praxillela Verrill, 1881 [details]
Dipolydora was not published until 1881. Although Blake (1996:181) gives the date as 1879, Dipolydora is not ... [details]
Leidy's description is clearly a description of a Dodecaceria. The synonymy was soon pointed out by Verrill (1881:290) [details]
Dipolydora was introduced by Verrill (1881:320 in a footnote) for his Polydora concharum. The stated differences ... [details]