Drymaeus nystianus var. lutea Cousin, 1887

Drymaeus nystianus var. lutea Cousin, 1887 ; Synonym of.: Thaumastus nystianus var. lutea (Cousin, 1887) ; current name: Drymaeus (Drymaeus) nystianus (L. Pfeiffer, 1853) (MolluscaBase eds. (2020). MolluscaBase. Drymaeus (Drymaeus) nystianus (L. Pfeiffer, 1853). Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1367977 on 2021-01-08). Syntype. There are different colour "varieties" of Drymaeus nystianus in different plastic bags of the same batch under the same registration number MT2365. This "subsample" is here referred as BE-RBINS-INV SYNTYPE MT 2365 Drymaeus nystianus var. lutea . These specimens from the lutea variety were not listed in Breure ASH (2011) Annotated type catalogue of the Orthalicoidea (Mollusca, Gastropoda) in the Royal Belgian Institute of Sciences, Brussels, with descriptions of two new species. ZooKeys 101: 1–50. doi: 10.3897/zookeys.101.1133 . General : 1° étiquette: Thaumastus nystianus (Pfeiffer, 1853) Ecuador, Chemin de Pomasqui à Chilguiltina, ex. Cousin (Dautzenberg coll.). ORIGINAL description: Cousin A (1887) Faune malacologique de la république de l’Équateur. Bulletin de la Société Zoologique de France 12: 187–287.