Pogonophora is now an "obsolete" phylum. Johansson (1937), consequent upon the first discoveries of genera ... [details]
According to Ivanov (1963) Thecanephria was an Order of Frenulata containing families Polybrachiidae, ... [details]
While Ivanov (1963) used the qualifying words "in all likelihood" and later "it would thus seem" K. galatheae ... [details]