ZFMK Collection Specimen ZFMK-COL-105712 1929-5-21 1929-5-21 51.334194 6.278212 Dytiscidae Coleoptera Acilius (Acilius) canaliculatus (Nicolai, 1822) specimen rdf document for ZFMK Collection Specimen ZFMK-COL-105712