Alycaeus thieroti Morgan, 1885b. A–E Shell of syntype, MNHN-IM-2000-31799 F–J Shell of BOR/MOL 6835 K–M Close up of shell of BOR/MOL 6835 N–Q Operculum of BOR/MOL 6835 R Shell of BOR/MOL 6528a S–W Shell of BOR/MOL 6528b. Scale bars: A–J, R–W 1 mm; K, L 1 mm; M, N–Q 0.5 mm. Photographs A–E by Manuel Caballer (reproduced herein under CC-BY 4.0 license, Project RECOLNAT, MNHN). Photographs F–W by Junn Kitt Foon.