MolluscaBase name details
Pseudomalaxis (Extractrix) Korobkov, 1955 †
513945 (urn:lsid:marinespecies.org:taxname:513945)
unaccepted > junior subjective synonym
Subgenus
Discohelix (Pseudomalaxis) extractrix O. Boettger, 1906 † accepted as Trigonostoma extractrix (O. Boettger, 1906) † (type by original designation)
marine, fresh, terrestrial
fossil only
Korobkov I.A. (1955). <i>Spravochnik i metodicheskoe rukovodstvo po tretichnym molliuskam. Briukhonogie.</i> [= A handbook and methodical guide to Tertiary molluscs. Gastropoda]. <em>Leningrad: Gostoptekhizdat.</em> 795 pp.
page(s): 138 [details]
page(s): 138 [details]
MolluscaBase eds. (2026). MolluscaBase. Pseudomalaxis (Extractrix) Korobkov, 1955 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=513945 on 2026-08-11
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original description
Korobkov I.A. (1955). <i>Spravochnik i metodicheskoe rukovodstvo po tretichnym molliuskam. Briukhonogie.</i> [= A handbook and methodical guide to Tertiary molluscs. Gastropoda]. <em>Leningrad: Gostoptekhizdat.</em> 795 pp.
page(s): 138 [details]
status source Bouchet P. & Petit R.E. (2008). New species and new records of southwest Pacific Cancellariidae. <i>The Nautilus</i> 122(1): 1-18., available online at https://www.biodiversitylibrary.org/page/35185938 [details]
page(s): 138 [details]
status source Bouchet P. & Petit R.E. (2008). New species and new records of southwest Pacific Cancellariidae. <i>The Nautilus</i> 122(1): 1-18., available online at https://www.biodiversitylibrary.org/page/35185938 [details]
