Annotated type catalogue of the Orthalicoidea (Mollusca, Gastropoda) in the Royal Belgian Institute of Sciences, Brussels, with descriptions of two new species Author Breure, Abraham S. H. text ZooKeys 2011 101 1 50 http://dx.doi.org/10.3897/zookeys.101.1133 journal article http://dx.doi.org/10.3897/zookeys.101.1133 1313-2970-101-1 Orphnus thompsoni nigricans Cousin, 1887 Figs 7B, 7ii Orphnus thompsoni var. nigricans Cousin 1887 : 212. Type locality. [Ecuador, Prov. Azuay] "Cuenca" . Label. "Cuenca, Ecuador"; see remarks. Dimensions. Not given. Lectotype H 62.8, D 30.3, W 6.1. Type material. RBINS/MT2363, lectotype (design. n.); MT2364, three paralectotypes, ex Cousin (Dautzenberg coll.). Remarks. The original Cousin label mentions the taxon name only; the locality has been added by Dautzenberg, probably on the basis of Cousin's paper. One specimen was found with the Cousin label stuffed inside the aperture and is here designated lectotype. The taxon is considered a junior subjective synonym of Bulimus thompsonii Pfeiffer, 1845 (syn. n.). Current systematic position. Orthalicidae , Kara thompsonii (Pfeiffer, 1845) (comb. n.).