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:
Bullia mozambicensis shell. Black and white drawing of an apertural view of shell of Bullia mozambicensis The scale bar is probably inch Smith On the shells of Lake Nyasa and on few marine species from Mozambique Proceedings of the Zoological Society of London archive org page archive org page page archive org page plate