According to Nishikawa (1998), "from context, then, Echiurus [ as used in Quatrefages (1847)] can be recognized as ... [details]
According to Nishikawa (1998) the authority for Echiurus should be Guérin-Méneville (1831), as the name is used ... [details]
Pallas (1774), in his description of Lumbricus thalassema Pallas, 1774, noted the manuscript name "Thalassema ... [details]
As explained by Nishikawa (1998: 254) Monro (1927) used 'Urechinae', not Urechidae, but his authorship applies to ... [details]
The specific name "thalassema" is neuter noun (see Nishikawa 1998), so it cannot not be changed. It cannot change ... [details]
The type species for Echiurus Guérin-Méneville 1831 must be the species name Guérin-Méneville used which was ... [details]
Nishikawa (1998: 253) stated that the "type species is Lumbricus thalassema by monotypy, because it is the only ... [details]