Technique: Rheinberg illumination
Mr. Spike Walker
Penkridge, Staffordshire, United Kingdom
Specimen: Suckers on the tarsus of the front leg of a male Dytiscus beetle
Technique: Rheinberg illumination
编辑: helen
Mr. Spike Walker
Penkridge, Staffordshire, United Kingdom
Specimen: Suckers on the tarsus of the front leg of a male Dytiscus beetle
Technique: Rheinberg illumination
编辑: helen