original description
Allgén, C. A. (1931). Freilebende marine Nematoden aus dem Dröbakschnittes des Oslofjords. <em>Zool. Jb. (Syst).</em> 61: 211-262. [details] Available for editors
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source of synonymy
Schuurmans Stekhoven, J. H. Jr. (1935). Nematoda: Systematischer Teil, Nematoda errantia. <em>Grimpe, G. and E. Wagler, Die Tierwelt der Nord- und Ostsee (Leipzig 1935).</em> V b: 1-173. (look up in IMIS)
page(s): 21 [details] Available for editors
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From editor or global species database
Taxonomic remark Stekhoven (1935) placed Halalaimus droebachiensis Allgen, 1931 as a synonym of H. gracilis sensu Stekhoven (1935). The description given by Allgen (1931) was based on a female specimen and does not mention or figure the inner labial sensilla present in H. gracilis. Therefore, this species is considered to
be a species inquirenda. [details]