ZFMK Collection Specimen ZFMK-COL-105675 1937-5-19 1937-5-19 51.786726 6.129540 Dytiscidae Coleoptera Acilius (Acilius) sulcatus (Linnaeus, 1758) specimen rdf document for ZFMK Collection Specimen ZFMK-COL-105675