This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Die Land und SsswasserMollusken von Java Plate XXI . TafXXT vX ' ' ' 'i' jff'i jf Ji Plate XXI Illustration biodiversitylibrary org title Mousson Albert Zollinger Heinrich Biodiversity Heritage Library Die Land und SsswasserMollusken von Java nach den Sendungen des Herrn Seminardirektors Zollinger Indonesia